## Question

`What number should logically replace the question mark?`

`What number should logically replace the question mark?`

A. 8

B. 9

C. 7

D. 4

**Answer: D. 4**

**Solution:**

**Logic::**

The lower right number is the sum of the other two divided by eight.

**First Triangle:** (39 + 17) ÷ 8 = 7

**Second Triangle:** (19 + 53) ÷ 8 = 9

**Third Triangle : ** (18 + 14) ÷ 8

**= 4.**

**Hence, The answer is 4.**