Question

there are 40 girls in a computer club. the ratio of girls to boys is 2 to 5. How many boys are in the club? complete this table to find out.

Answer 1

divide 40 by 20 to get 2. multiply 5 by 20 to get 100. 100 boys are in the club.

Answer 2

girsl=2 units
boys=5 units

girls=2units=40
divide 2
1 unit=20

boys=5 unit
5 times 20=100
boys=100