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MHTCET 2024 3rd May Morning Shift

Browse the complete Chemistry, Mathematics, and Physics question set from the MHTCET 2024 3rd May Morning Shift paper, question by question. Each question shows a quick preview so you can jump straight to the topic or subject you want to revise. Click through to attempt the full question in practice mode, or head back to the paper-wise list to download the entire shift as a PDF.

This paper has 150 questions in total - 76 easy (51%), 57 moderate (38%) and 17 tough (11%). That's an easier-than-usual mix for this exam - aim to clear it quickly and save time for the harder papers. By subject: Physics 58% easy, 32% moderate, 10% tough; Chemistry 42% easy, 48% moderate, 10% tough; Mathematics 52% easy, 34% moderate, 14% tough.

Chemistry questions were spread across 24 chapters, with General Organic Chemistry (4), Aldehydes and Ketones (3), and Chemical Kinetics (3) carrying the most weight. Mathematics questions were spread across 24 chapters, with Three Dimensional Geometry (6), Application of Derivatives (5), and Vector Algebra (5) carrying the most weight. Physics questions were spread across 23 chapters, with Alternating Current (4), Wave Optics (4), and Electrostatics (3) carrying the most weight.

Chemistry

  1. 1A solution of non volatile solute has boiling point elevation 1.75 K . Calculate molality of solution03 May, 2024 (M)Colligative Properties and Abnormal Molecular Masses
  2. 2Which from following metal ions in their respective oxidation states forms coloured compound?03 May, 2024 (M)Properties of D-block elements
  3. 3Calculate the density of an element having molar mass that forms FCC structure03 May, 2024 (M)Cubic system
  4. 4Which from following groups is selected as principal functional group for nomenclature of a polyfunctional compound according to IUPAC syste03 May, 2024 (M)IUPAC Nomenclature
  5. 5Identify the structure of molecule from following.03 May, 2024 (M)Hybridisation and VSEPR Theory
  6. 6Calculate in 0.02 M solution of monobasic acid if dissociation constant is .03 May, 2024 (M)Theories of Acids and Bases
  7. 7Which from following statements is NOT true according to principles of green chemistry?03 May, 2024 (M)Control of environmental pollution
  8. 8The molar conductivity of 0.02 M KCl solution is at . Calculate its conductivity?03 May, 2024 (M)Conductance and Conductivity
  9. 9What is the coordination number of a particle in hcp structure?03 May, 2024 (M)Cubic system
  10. 10Identify essential amino acid from following.03 May, 2024 (M)Properties and Preparation of Amino Acids
  11. 11Identify the formula of pentaaquaisothiocyanatoiron(III) ion from following.03 May, 2024 (M)Nomenclature of coordination compounds
  12. 12If bond formation energy of bond is find the bond dissociation energy for 0.5 mole .03 May, 2024 (M)Laws of Thermochemistry and Enthalpy Change
  13. 13Identify homopolymer from following.03 May, 2024 (M)Classification of Polymers
  14. 14Which from following molecules has two lone pair of electrons in valence shell of its central atom?03 May, 2024 (M)Covalent and Co-ordinate Bonding
  15. 15Identify the product ' B ' in the following sequence of reactions. Propanone03 May, 2024 (M)Chemical reactions for aldehydes and ketones
  16. 16What time is required for 100 g of reactant to reduce to 25 g in a first order reaction having half life 5760 year?03 May, 2024 (M)Integrated rate laws
  17. 17What is the value of standard enthalpy of formation of dihydrogen?03 May, 2024 (M)Laws of Thermochemistry and Enthalpy Change
  18. 18What is the amount of energy associated with first orbit of monopositive helium ion?03 May, 2024 (M)Bohr's model
  19. 19Which of the following statements is correct about zero order reaction?03 May, 2024 (M)Integrated rate laws
  20. 20Calculate Gibbs energy change for a reaction having at ?03 May, 2024 (M)Third law of thermodynamics
  21. 21Identify the substrate ' S ' in the following reaction.03 May, 2024 (M)Preparation of Phenols
  22. 22Which from following is an example of multimolecular colloids?03 May, 2024 (M)Colloids
  23. 23Which of the following is secondary benzylic alcohol?03 May, 2024 (M)Classification of organic compounds
  24. 24Identify the reagent ' R ' used in the following reaction. Benzoyl chloride Benzaldehyde03 May, 2024 (M)Method of preparation for Aldehydes
  25. 25What is the representation of an element having mass number of 40 and 21 neutrons in it?03 May, 2024 (M)Atomic Mass and Atomic Size
  26. 26How many moles of dioxygen are present in of it at 318 K having pressure03 May, 2024 (M)Gas laws and Ideal Gas Equation
  27. 27Which of the following compounds has difficulty in breaking the bond?03 May, 2024 (M)Preparation and Properties of Aryl Halides
  28. 28Identify the alkene obtained as major product in the following Hofmann elimination reaction.03 May, 2024 (M)Preparation and Properties of Amines
  29. 29Calculate the amount of electricity required to convert 1.1 mol of to in acidic medium.03 May, 2024 (M)Commercial Cells and Batteries
  30. 30Which of the following on reaction with Grignard reagent followed by hydrolysis forms secondary alcohol?03 May, 2024 (M)Preparation and Properties of Alcohols
  31. 31Which of the following compounds does not undergo haloform reaction?03 May, 2024 (M)Reactions for aldehydes
  32. 32Which from following properties is NOT identical for Enantiomers?03 May, 2024 (M)Isomerism of Organic Compounds
  33. 33Which from following combinations represents water gas?03 May, 2024 (M)Reactions of alkanes
  34. 34Which from the following statements is correct for aqueous solution of urea and of sucrose? [Molar mass of urea Molar mass of sucrose ]03 May, 2024 (M)Colligative Properties and Abnormal Molecular Masses
  35. 35Identify the element with lowest electronegativity.03 May, 2024 (M)Periodic properties
  36. 36Calculate the volume occupied by all atoms in bcc unit cell if the volume of unit cell is .03 May, 2024 (M)Cubic system
  37. 37What is the number of electrons present in 3 d orbital of Ti in +2 state?03 May, 2024 (M)Properties of D-block elements
  38. 38Identify molecular formula of laevulose .03 May, 2024 (M)Carbohydrates
  39. 39Which of the following pair of compounds does not demonstrate the law of multiple proportion?03 May, 2024 (M)Laws of chemical combination
  40. 40What is the coordination number of central metal ion in ?03 May, 2024 (M)Terminology of coordination compounds
  41. 41Which from following polymers is obtained by ring opening polymerization method?03 May, 2024 (M)Classification of Polymers
  42. 42What is IUPAC name of propylene glycerol?03 May, 2024 (M)IUPAC Nomenclature
  43. 43Which of the following equations represents the relation between solubility and solubility product for salt ?03 May, 2024 (M)Solubility
  44. 44Which of the following catalysts is used to convert to form cis-alkene?03 May, 2024 (M)Reactions of alkynes
  45. 45For a reaction, disappears at a rate of . What is rate of formation?03 May, 2024 (M)Rate of reaction
  46. 46Calculate the molar mass of nonvolatile solute when 1.5 g of it is dissolved in 90 g solvent decreases its freezing point by 0.25 K .03 May, 2024 (M)Colligative Properties and Abnormal Molecular Masses
  47. 47Which of the following does not have intermolecular hydrogen bonding?03 May, 2024 (M)Preparation and Properties of Amines
  48. 48Which of the following statements is NOT correct for fuel cell?03 May, 2024 (M)Commercial Cells and Batteries
  49. 49Identify the element reduced in following reaction.03 May, 2024 (M)Oxidation number
  50. 50Calculate the pH of buffer solution containing 0:027M weak acid and 0.054 M of its salt with strong base if is 4.2 .03 May, 2024 (M)Buffer solutions

Mathematics

  1. 1If , where K is a constant of integration, then the value of is equal to [Note: The question has been modified to get the correct answer.]03 May, 2024 (M)Integration by Substitution
  2. 2Preview not available - open to view this question.03 May, 2024 (M)Integration using Partial Fraction
  3. 3Let is continuous in , then is03 May, 2024 (M)Continuity
  4. 4The number of possible distinct straight lines passing through and forming a triangle with co-ordinate axes whose area is 12 sq. units are,03 May, 2024 (M)Coordinate System
  5. 5The differential equation is of03 May, 2024 (M)Order and Degree
  6. 6A triangular park is enclosed on two sides by a fence and on the third side a straight river bank. The two sides having fence are of same le03 May, 2024 (M)Maxima Minima
  7. 7If p and q are statements, then is a contingency.03 May, 2024 (M)Mathematical Reasoning
  8. 8If , then the value of is03 May, 2024 (M)Definite Integration by Substitution
  9. 9A random variable has the following probability distribution. Then value of is and has the value03 May, 2024 (M)Random Variable and its Probability Distribution
  10. 10If , then is equal to03 May, 2024 (M)Logarithmic differentiation
  11. 11Let be a twice differentiable function such that and . If , then is03 May, 2024 (M)Functional Equation
  12. 12The area (in sq. units) of the parallelogram whose diagonals are along the vectors and , is03 May, 2024 (M)Product of 2 vectors
  13. 13The line L given by passes through the point . The line K is parallel to L and has the equation . Then the distance between L and K is03 May, 2024 (M)Line in Space
  14. 14If and , then is equal to03 May, 2024 (M)Product of 2 vectors
  15. 15The number of real solutions of is03 May, 2024 (M)Sum and difference of angles
  16. 16Let . The sum of all distinct solutions of the equation in the set S is equal to03 May, 2024 (M)Number of Solutions
  17. 17The number of four letter words that can be formed using letters of the word BARRACK is03 May, 2024 (M)Permutation
  18. 18A stone is dropped into a quiet lake and waves move in circles at speed of . At the instant when the radius of the circular wave is 12 cm . 03 May, 2024 (M)Rate Measure Error and Approximation
  19. 19The area (in sq. units) of the region bounded by the curve and the straight line is03 May, 2024 (M)Area bounded by two curves
  20. 20If the half life of substance is 5 years, then the total amount of the substance left after 15 years, when initial amount is 64 gms is03 May, 2024 (M)Applications of DE
  21. 21Equation of the plane containing the straight line and perpendicular to the plane containing the straight lines and is03 May, 2024 (M)Plane in Space
  22. 22The number of roots of the equation, in the interval , is equal to03 May, 2024 (M)Range of Quadratic Function
  23. 23If where c is a constant of integration, then the value of is03 May, 2024 (M)Integration by Substitution
  24. 24Let , then is03 May, 2024 (M)Bernoulli Trial and Binomial Distribution
  25. 25The mean of n observations is . If three observations are added such that mean remains same, then value of n is03 May, 2024 (M)Mean
  26. 26If , then at is equal to03 May, 2024 (M)Differentiation of Inverse Trigonometric Functions
  27. 27The equation of the concentric circle, with the circle having equation and having double area compared to the area of , is03 May, 2024 (M)Equation of Circle & its intercept
  28. 28Let and be the roots of the equation where then and respectively are03 May, 2024 (M)Exponential and logarithmic limits
  29. 29Let and . ( is measured in radians). The lies in the interval03 May, 2024 (M)Solving Trigonometric Inequalities
  30. 30If and , then the unit vector such that and are perpendiculars and are coplanar is03 May, 2024 (M)Algebra of Vectors
  31. 31A bullet is shot horizontally and its distance S cm at time t second is given by , then the distance covered by the bullet when it comes to 03 May, 2024 (M)Rate Measure Error and Approximation
  32. 32If and (where ), then is03 May, 2024 (M)Conjugate, modulus and argument
  33. 33If and (gof) , then is equal to03 May, 2024 (M)Composite Function
  34. 34The shaded area in the figure below is the solution set for a certain linear programming problem, then the linear constraints are given by03 May, 2024 (M)Linear Programming
  35. 35The equation of the normal to the curve at is03 May, 2024 (M)Tangent Normal
  36. 36If and , then03 May, 2024 (M)Basic Identities & T Ratios
  37. 37The value of , such that lies in the plane , is03 May, 2024 (M)Line and Plane
  38. 38The image of the line in the plane is the line03 May, 2024 (M)Line and Plane
  39. 39Let the vectors be such that and . If the projection of on is equal to the projection of on and is perpendicular to , then the value of is e03 May, 2024 (M)Direction Cosines and Direction Ratios
  40. 40A person throws an unbiased die. If the number shown is even, he gains an amount equal to the number shown: If the number is odd, he loses a03 May, 2024 (M)Random Variable and its Probability Distribution
  41. 41Let and . If is a vector such that and the angle between and is , then the value of is equal to03 May, 2024 (M)Scalar Triple Product
  42. 42If and are not odd multiples of then implies principal solution is03 May, 2024 (M)Basic
  43. 43The approximate value of is, given that and03 May, 2024 (M)Rate Measure Error and Approximation
  44. 44Two cards are drawn successively with replacement from a well shuffled pack of 52 cards. Let X denote the random variable of number of jacks03 May, 2024 (M)Random Variable and its Probability Distribution
  45. 45The value of is equal to03 May, 2024 (M)Integration by Parts
  46. 46Let \(P(3,2,6)\) be a point in space and \(Q\) be a point on the line \( {r}=( {i}- {j}+2 {k})+ (-3 {i}+ {j}+5 {k})\). Then the value of \( 03 May, 2024 (M)Line and Plane
  47. 47Consider the following statements p : the switch is closed. q : the switch is closed. : the switch is closed. Then the switching circuit rep03 May, 2024 (M)Mathematical Reasoning
  48. 48Let be three non-coplanar vectors and defined by the relations then the value of the expression is equal to03 May, 2024 (M)Algebra of Vectors
  49. 49If , then03 May, 2024 (M)Inverse of a Matrix
  50. 50The differential equation of family of circles, whose centres are on the X -axis and also touch the Y -axis is03 May, 2024 (M)Family of Circle

Physics

  1. 1A ball 'A' is projected vertically upwards with certain initial speed. Another ball ' ' of same mass is projected at an angle of with vertic03 May, 2024 (M)Projectile motion
  2. 2A small sphere oscillates simple harmonically in a watch glass whose radius of curvature is 1.6 m . The period of oscillation of the sphere 03 May, 2024 (M)Applications of SHM
  3. 3The path difference between two waves and is03 May, 2024 (M)Interference of Light
  4. 4Two equal point charges ' ' each exert a force ' ' on each other, when they are placed distance ' ' apart in air. When the same charges are 03 May, 2024 (M)Electric Charge and Coulomb's law
  5. 5An alternating voltage is connected to a capacitor through an a. c. ammeter. The reading of the ammeter shall be03 May, 2024 (M)AC Circuits
  6. 6Three charges and -q are located at the vertices of an equilateral triangle. At the centre of the triangle03 May, 2024 (M)Electric Field and Electric Field Lines
  7. 7A gardening pipe having an internal radius ' ' is connected to a water sprinkler having ' ' holes each of radius ' '. The water in the pipe 03 May, 2024 (M)Hydrodynamics
  8. 8A magnetic needle of magnetic moment and moment of inertia performs simple harmonic motion in a magnetic field of 0.01 T . Time taken to com03 May, 2024 (M)Magnetic Dipole
  9. 9In case of rotational dynamics, which one of the following statements is correct? angular velocity, linear velocity radius vector, angular a03 May, 2024 (M)Torque
  10. 10A convex lens of focal length ' ' forms a real, inverted image twice in size of the object. The object distance from the lens in metre is03 May, 2024 (M)Lens Formula, Refraction of light from curved surface
  11. 11The ratio of the wavelength of a photon of energy ' ' to that of the electron of same energy is ( mass of an electron, speed of light, Planc03 May, 2024 (M)Matter Waves
  12. 12The r.m.s. velocity of hydrogen at S.T.P. is ' u ' . If the gas is heated at constant pressure till its volume becomes three times, then the03 May, 2024 (M)Speed of Gas
  13. 13The distance of the two planets A and B from the sun are and respectively. Also is equal to . If the orbital speed of the planet is ' ' then03 May, 2024 (M)Kepler laws
  14. 14A tube of uniform bore of cross-sectional area ' ' has been set up vertically with open end facing up. Now 'M' gram of a liquid of density '03 May, 2024 (M)Applications of SHM
  15. 15An n-p-n transistor can be considered to be equivalent to two diodes connected. The correct figure out of the following is (a) (b) (c) (d)03 May, 2024 (M)Junction Transistors
  16. 16The fundamental frequency of an air column in a pipe open at both ends is ' '. Now of its length is immersed in water, the fundamental frequ03 May, 2024 (M)Organ Pipe (Vibration of Air Column)
  17. 17Earth has mass ' ' radius ' ' and for moon mass ' ' and radius ' '. Distance between their centres is ' '. A body of mass ' ' is placed on t03 May, 2024 (M)Gravitational potential and Potential Energy
  18. 18In an interference experiment, the bright fringe for light of wavelength coincides with the dark fringe for light of wavelength . The ratio 03 May, 2024 (M)Interference of Light
  19. 19Three inductances are connected as shown in figure. The equivalent inductance is03 May, 2024 (M)Inductance
  20. 20There are two samples and of a certain gas, which are initially at the same temperature and pressure. Both are compressed from volume v to .03 May, 2024 (M)Thermodynamic Processes
  21. 21A single slit diffraction pattern is formed with light of wavelength . The second secondary maximum for this wavelength coincides with the t03 May, 2024 (M)Diffraction of Light
  22. 22Two rods, one of aluminium and the other of steel, having initial lengths ' ' and ' ' are connected together to form a single rod of length 03 May, 2024 (M)Thermal Expansion
  23. 23In an a. c. generator, when the plane of the coil is perpendicular to the magnetic field03 May, 2024 (M)Motional and Rotational EMF
  24. 24Two circular metal plates each of radius ' ' are kept parallel to each other distance 'd' apart. The capacitance of the capacitor formed is 03 May, 2024 (M)Capacitance
  25. 25Ratio of radius of gyration of a circular dise to that of circular ring each of same mass and radius around their respective axes is03 May, 2024 (M)Moment of inertia of rigid bodies
  26. 26In an AC circuit volt and . The power dissipated in the circuit is03 May, 2024 (M)Alternating Current, Voltage and Power
  27. 27In the following circuit, a power of 50 watt is absorbed in the section of the circuit. The value of resistance ' ' is03 May, 2024 (M)Kirchoffs Laws
  28. 28A ray of light is incident at on one face of a prism of angle and the emergent ray makes with the incident ray. The refractive index of the 03 May, 2024 (M)Prism and Dispersion of Light
  29. 29Given that ' ' joule of heat is incident on a body. Out of that, total heat reflected and transmitted is ' ' joule. The absorption coefficie03 May, 2024 (M)Radiation
  30. 30In the uranium radioactive series, the initial nucleus is and that the final nucleus is . When uranium nucleus decays into lead, the number 03 May, 2024 (M)Nuclear reactions
  31. 31When photons of energy hv fall on a photosensitive surface of work function , photoelectrons of maximum energy are emitted. If the frequency03 May, 2024 (M)Photoelectric Effect
  32. 32The pressure inside two soap bubbles, (A) is 1.01 and that of (B) is 1.02 atmosphere respectively. The ratio of their respective radii (A to03 May, 2024 (M)Surface tension
  33. 33The pitch of a whistle of an engine appears to drop by of original value when it passes a stationary observer. If the speed of sound in air 03 May, 2024 (M)Doppler’s Effect
  34. 34A transformer having efficiency is working on 200 V and 3 kw power supply. If the current in the secondary coil is 6 A , the voltage across 03 May, 2024 (M)Transformers
  35. 35A diatomic ideal gas is used in Carnot engine as a working substance. If during the adiabatic expansion part of the cycle, the volume of the03 May, 2024 (M)Heat Engine, Refrigerator and Second Law of Thermodynamics
  36. 36The range of voltmeter of resistance ' G ' is ' V ' volt. The resistance required to be connected in series with it in order to convert it i03 May, 2024 (M)Electric Instruments
  37. 37Find the magnitude of current in the given circuit.03 May, 2024 (M)Diodes
  38. 38An inductance coil has a resistance of . When on AC signal of frequency 480 Hz is applied to the coil, the voltage leads the current by . Th03 May, 2024 (M)AC Circuits
  39. 39The displacement of a wave is given by where ' 'and ' ' are in metre and ' ' is in second. This represents a wave03 May, 2024 (M)Travelling Waves
  40. 40A current of 5 A flows through a toroid having a core of mean radius 20 cm . If 4000 turns of the conducting wire are wound on the core, the03 May, 2024 (M)Magnetic Field
  41. 41A metal ball of radius and density falls freely under gravity through a distance 'h' and erfters a tank of water. Considering that the metal03 May, 2024 (M)Viscosity
  42. 42When wavefronts pass from denser medium to rarer medium, the width of the wavefront03 May, 2024 (M)Wave Theory and Wavefronts
  43. 43The relation between total magnetic field (B), magnetic intensity , permeability of free space and susceptibility is03 May, 2024 (M)Magnetism and Properties of Magnet
  44. 44In common emitter transistor amplifier, load resistance is and an input resistance is . If the current gain is 78 , the voltage gain is03 May, 2024 (M)Junction Transistors
  45. 45A particle having a charge 50 e is revolving in a circular path of radius 0.4 m with 1 r.p.s. The magnetic field produced at the centre of t03 May, 2024 (M)Motion of Charged Particle in Magnetic Field
  46. 46Two blocks of masses 6 kg and 4 kg are placed in contact with each other on a smooth surface as shown. If a force of 5 N is applied on a hea03 May, 2024 (M)Newton's laws of motion
  47. 47Two circular loops P and Q of radii ' r 'and ' nr ' are made respectively from a uniform wire. Moment of inertia of loop Q about its axis is03 May, 2024 (M)Moment of inertia of rigid bodies
  48. 48Two spherical black bodies of radii ' ' and ' ' and with surface temperature ' ' and ' ' respectively radiate the same power. The ratio of '03 May, 2024 (M)Radiation
  49. 49If ' ' and ' ' are the wavelengths of the first line of the Lyman and Paschen series respectively, then is03 May, 2024 (M)Atomic Spectrum
  50. 50An electric dipole of moment is lying along a uniform electric field . The work done in rotating the dipole through is03 May, 2024 (M)Electric Dipole

Frequently Asked Questions

1.How many questions are in the MHTCET 2024 3rd May Morning Shift paper?

This paper has 150 questions in total - 50 each from Chemistry, Mathematics, and Physics.

2.Can I practise questions from just one subject?

Yes. Use the Chemistry, Mathematics, and Physics tabs at the top of the page to jump directly to that subject's question set within this shift.

3.Is this the same paper for all students who appeared in the morning shift?

MHTCET uses different question sets across shifts and sessions to maintain exam integrity, so this page reflects the specific paper administered in the 3rd May 2024 morning shift.

4.Where can I find the evening shift paper for the same date?

The MHTCET 2024 3rd May Evening Shift paper is listed separately - you can switch to it from the "MHTCET Paper Wise PYQs" panel, under MHTCET 3rd May 2024.

5.How is the MHTCET 2024 3rd May Morning Shift paper structured?

The MHTCET 2024 3rd May Morning Shift paper on MARKS has 150 questions, organised by subject:

  • Chemistry: 50 questions - 50 single-correct.
  • Mathematics: 50 questions - 50 single-correct.
  • Physics: 50 questions - 50 single-correct.
6.How difficult is the MHTCET 2024 3rd May Morning Shift paper?

Each question on MARKS carries a difficulty rating. Of the 150 rated questions in this paper, 76 (51%) are easy, 57 (38%) are medium and 17 (11%) are hard. Subject wise:

  • Chemistry: 21 easy, 24 medium, 5 hard
  • Mathematics: 26 easy, 17 medium, 7 hard
  • Physics: 29 easy, 16 medium, 5 hard
7.Which chapters were asked the most in the MHTCET 2024 3rd May Morning Shift paper?

The chapters with the most questions in each subject were:

  • Chemistry: General Organic Chemistry (4), Aldehydes and Ketones (3), and Chemical Kinetics (3).
  • Mathematics: Three Dimensional Geometry (6), Application of Derivatives (5), and Vector Algebra (5).
  • Physics: Alternating Current (4), Wave Optics (4), and Electrostatics (3).
8.Where can I find the solutions for the MHTCET 2024 3rd May Morning Shift paper?

Open any question on this page. Its page shows the correct answer and, where one is available, the worked solution. A downloadable PDF of the whole shift is coming soon.

9.How should I use the MHTCET 2024 3rd May Morning Shift paper to check my preparation?

Set a timer, attempt the 150 questions as you would in the exam, and only then open the answers. Note which subjects and chapters cost you the most marks, and revise those first using the chapter-wise practice for MHTCET. Repeating this with other papers shows whether the same weak spots keep coming back.

10.Will the MHTCET 2024 3rd May Morning Shift paper help me prepare for MHTCET 2027?

Yes. Every past paper shows the question styles and topics MHTCET has asked before, and a solved paper gives you a realistic benchmark for speed and accuracy. Use it along with the other papers to spot the chapters that keep returning.