Question

The ratio of boys to girls in a group is 7:3. If there are 40 more boys than girls, work out how many people there are in total.

Answer 1

Explanation:

7 - 3 = 4

7 + 3 = 10

4/10 = 40

10/10 = ?

10/10 x 40 x 10/4

= 100 people