Q167 / 270 · NDA 2024 (Phase 1) · Mathematics

Four digit numbers are formed by using the digits $1,2,3,5$ without repetition of digits. How many of them are divisible by 4 ?

  • A
    120
  • B
    24
  • C
    12
  • Correct answer
    D
    6

Solution

We know that if last two digits of a number divisible by 4 then numbers divisible by 4. Hence, number is divisible by 4 $=1 \times 2 \times 3 \times 1=6 \text {. }$

Hence, the correct answer is option: 'D'.

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