Question

What should come in place of question mark ‘?’ in the following number series?

1, 2, 4, 10, 34, ?

1. 134
2. 124
3. 114
4. 154
5. None of these

Answer 1

Correct Answer - Option 4 : 154

Given:

1, 2, 4, 10, 34, ?

Calculation:

The series follows the following pattern

1 + 1!  = 2

2 + 2! = 4

4 + 3! = 10

10 + 4! = 34

34 + 5! = 154

∴ The Required term in the series will be 154