Question

3:10::15:? non verbal series mental ability

Answer 1

Mental ability:

This type of questions may have different answers. It completely depends on our approach.

Method 1.

First term = 3

Second term = 10

Here, 3 × 3 + 1 = 9 + 1 = 10

Then 15 × 3 + 1 = 45 + 1 = 46

• 3 : 10 :: 15 : 46

Method 2.

First term = 3

Second term = 10

Here, 3² + 1 = 9 + 1 = 10

Then 15² + 1 = 225 + 1 = 226

• 3 : 10 :: 15 : 226

Method 3.

First term = 3

Third term = 15

Here, 3 × 5 = 15

Second term = 10

Then fourth term = 10 × 5 = 50

• 3 : 10 :: 15 : 50

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