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If the ratio of boys to the whole class is 3 : 8, the ratio of boys to girls is

A3 : 5
B3 : 8
C5 : 3
D8 : 3
Answer & Solution
Correct answer: A. 3 : 5
Girls are 8 - 3 = 5 parts, so boys to girls is 3 : 5.
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