Anonymous Anonymous

13-12-2016
Mathematics

Answered

The ratio of girls to boys who participated in the quiz bowl was 7:5. There were 42 girls in the competition. How many boys participated?

A28
B30
C35
D49

Verified Answer :

jkwon23 jkwon23

13-12-2016

30, because (7 girls :5 boys)*6 = 42 girls:30 boys.

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Sanjay48 Sanjay48

13-12-2016

B: Because 42÷7=6 and 6×5=30.

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