Question

Find the missing number in the series

7, ? , 14, 56, 448

1. 5
2. 7
3. 9
4. 0
5. 4

Answer 1

Correct Answer - Option 2 : 7

Given:

The number series:

7, ? , 14, 56, 448

Concept Used:

Number series following a fixed pattern.

Calculation;

The given number series follows the pattern:

14 × 2-1 = 7

7 × 20 = 7

7 × 21 = 14

14 × 22 = 56

56 × 23 = 448

∴ The number coming in place of "?" in the given number series is 7.