Question

1. In the Khan academy video, the ratio of boys to girls is 2 : 3. What is the ratio of boys to girls if there are 40 students in the classroom?

Answer: ____
a) 8 : 12 b) 10 : 5 c) 20 : 40 d) 16 : 24

Answer 1

16:24

Explanation:

The ratio of boys to girls is 2 : 3

total of the ratio is 5

∴ fraction of the class are boys = 2/5

and the girls= 3/5

Ratio of boys =( 2/5)×40=16

Ratio of girls=3/5 ×40 =24