Question

Three-Quarters of a number is 15.
Work out four-fifths of the number

Answer 1

Explanation:

3x = 15

4

3x = 60

3. 3

x =20

Now that we know what x( the number) is let us work out four-fifths of x.

4x= 4(20) = 80 = 16

5. 5. 5