Question

There are 20 girls and 15 boys in a class.

(a)what is the ratio of number of girls to the number of boys?

(b)what is the ratioof numberof girls to the total number of student in the class?

Answer 1

Answer:

hey there

Explanation:

a) 20/15

=4/3

b)20/(20+15)

=20/35

=4/7

hope it helps

Answer 2

Given:

Number of girls = 20

Number of boys = 15

Total number of students = 20 + 15 = 35

Solution:

(a) Ratio of number of girls to number of boys = 20 / 15 = 4 / 3 = 4:3 Ans

(b) Ratio of number of girls to total number of students = 20 / 35 = 4 / 7 = 4:7 Ans