Question

In these questions, select the related letters / word / number / figure from the given alternatives.

5 : 30 :: 10 : ?

1. 105
2. 147
3. 80
4. 127

Answer 1

Correct Answer - Option 1 : 105

The logic followed is:

Square of the 1st number + 5 = second number

5 : 30

5 : 52 + 5

Similarly, 

10 : ?

10 : 102 + 5

10 : 105

Hence, the correct answer is "105".