Question

In each series, only one number is wrong. Find out the wrong number.
Find the missing number in the series 3, 10, 16, ... , 68

Options

• 80

• 36

• 46

• 26

Answer 1

36
Explanation:

3 x 2 + 2² = 6 + 4 = 10

10 x 2 - 2² = 20 - 4 = 16

16 x 2 + 2² = 32 + 4 = 36

36 x 2 - 2² = 72 - 4 = 68