The boys and girls in a college are in the ratio 3:2. If 20% of the boys and 25%

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โœช Choose the correct option.

The boys and girls in a college are in the ratio 3:2. If 20% of the boys and 25% of the girls are adults, the percentage of students who are not adults is:

A. 0.55
B. 0.85
C. 0.78
D. 0.29

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