Three of the following four number-pairs are alike in a certain way and one is difierent. Identify the diflerent one.

Options

A. `64 : 6`
B. `7:49`
C. `10:100`
D. `4:16`

Answer

A

Explanation

The second number is the square of the first number, for ex `4^2 = 16`
Option A violates that.
Option A is correct