Question

What will come in place of (?) in the following number series?

4, 9, 25, 49, 121, ?

1. 169
2. 144
3. 225
4. 196
5. 269

Answer 1

Correct Answer - Option 1 : 169

Given:

The number series:

4, 9, 25, 49, 121, ?

Concept:

Number series following a fixed pattern.

Calculation:

The given number series follows the pattern:

2² = 2

3² = 9

5² = 25

7² = 49

11² = 121

Next prime number is 13

13² = 169

∴ The missing number in the given number series is 169.