Mathematics - Basic of Mathematics
Practise 4 IAT (IISER) previous year questions on Basic of Mathematics, compiled from papers spanning 2018 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty IAT (IISER) tests.
Basic of Mathematics has been asked in 2 of the 9 years of IAT (IISER) papers analysed (2017–2026), with 4 questions in all. 25% of them were easy, 50% moderate and 25% tough. Most of its questions came from 2020, with 2 questions that year. In the last three years (2023–2026) it had 0 questions across 3 papers, about 0 per paper.
The chapter's 3 topics are not weighted equally: Inequalities (2 questions, 50%), Ratio and Proportion (1 question, 25%), and Logarithm (1 question, 25%) have been asked the most. Inequalities has also led over the last five years, with 1 question. Ratio and Proportion has produced the most tough questions (1).
- 1Let Which one of the following statements is TRUE?2025Inequalities
- 2Define a binary operation * on by . The inverse of 2 with respect to is2020Logarithm
- 3Let denote the greatest integer less than or equal to . The number of positive integer solutions of the equation is:2020Inequalities
- 4How many functions \(f: {N} {N}\) satisfy \( {lcm}(f(n), n)- {hcf}(f(n), n) 5 ?\) Here '1cm' denotes the least common multiple and 'hcf' den2018Ratio and Proportion
Frequently Asked Questions
1.How many questions are available for Basic of Mathematics?
This chapter includes 4 questions compiled from IAT (IISER) papers spanning 2018 to 2025.
2.Are these questions only from IAT (IISER), or from other exams too?
These are IAT (IISER) questions specifically for the Basic of Mathematics chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.
3.Is Basic of Mathematics an important chapter for IAT (IISER) Mathematics?
Basic of Mathematics has appeared in 3 of the 10 years of IAT (IISER) papers covered here, with 4 questions across 3 papers - about one per paper it appears in.
4.What is the difficulty level of Basic of Mathematics questions in IAT (IISER)?
Of the 4 questions analysed for this chapter, 25% are easy, 50% moderate and 25% tough. 2020 had the most, with 2 questions.
5.Which topics in Basic of Mathematics should I focus on?
These topics have carried the most weightage in Basic of Mathematics:
- Inequalities - 2 questions (50%)
- Ratio and Proportion - 1 question (25%)
- Logarithm - 1 question (25%)
- Ratio and Proportion has produced the most tough questions (1).
6.Is Basic of Mathematics's weightage in IAT (IISER) going up or down?
Across all 3 papers analysed, Basic of Mathematics has averaged about 1.3 questions per paper. In the last three years (2023–2026), that average has fallen, at about 0.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.