Question

What will come in the place of '?' 

12, 14, 19, 30, 47, ? 

1. 60
2. 70
3. 59
4. 67

Answer 1

Correct Answer - Option 2 : 70

Given:

12, 14, 19, 30, 47, ? 

Concept Used:

Adding alternate prime numbers.

Calculation:

Prime numbers,

2, 3, 5, 7, 11, 13, 17, 19, 23, ...

Adding alternate prime numbers,

12 + 2 = 14

14 + 5 = 19

19 + 11 = 30

30 + 17 = 47

⇒ 47 + 23

⇒  70

∴ The value that will come at the place of ? is 70