Question

5 by 8 of the children in the field are girls. There are 45 boys. How many girls are there?

Answer 1

5+8 = 13

5:8

Girls

8÷5 × 45

== 28

hope it helped

Answer 2

75 girls

Explanation:

`(5)/(8) \ are\ girls`

`(8-5)/(8)=(3)/(8) \ are \ boys`

Let the total children = x

`(3)/(8) \ of \ x = 45\\\\(3)/(8)*x = 45\\\\x =45*(8)/(3)= 15 * 8\\`

x = 120 children

Number of girls = 120 - 45 = 75