alleryBoys average 60 kg and girls 50 kg; the class average is 56 kg. What is the boys to girls ratio?
A2:3
B3:2
C5:3
D3:5
Answer & Solution
Correct answer: B. 3:2
Boys : girls = (56 - 50):(60 - 56) = 6:4 = 3:2.
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