Question

A. In a school year the ratio of boys to girls is 3:4. If there are 372 boys, how many girls are there

b. In another school year the ratio of boys to girls is 2:5. If there are 275 girls, how many boys are
there?
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Answer 1

a. 496 girls

b. 110 boys

Explanation:

a. 3:4 ------- divide 372 by 3 and you get 124 now multiply that by 4 and you get 496

b. 2:5 -------- divide 275 by 5 and you get 55 now multiply that by 2 and you get 110