Question

Identify the value of x that makes each pair of ratios equivalent. 20 and 8

Answer 1

Let's suppose the pair of ratios are 20:8 and 5:x.

If we multiply each term of the second ratio by 4, we get:

5:x = 5*4 : x*4 = 20 : x*4

This means that

x*4 = 8

x = 8/4

x = 2