SSC CHSL 2025 PYQ — Question 40

SSC CHSL - 30 Nov 2025 - Shift 1 • Reasoning • Q40

Which of the following is the odd one out in the given series?
z2, y3, x5, w7, v9

Show answer & explanation

Correct answer: B

Explanation

Z → Y → X → W → V

Every time there is a -1.

So the letter pattern is correct.

The number pattern is:

2 → 3 → 5 → 7 → 9

This is a prime number, so 11 will replace 9 because 9 is a composite number.

Correct answer = V 9