60% of the students in a classroom are girls

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60% of the students in a classroom are girls

Quantity A

The ratio of boys to girls in the classroom

Quantity B

A.

Quantity A is greater.

B.

Quantity B is greater.

C.

The two quantities are equal.

D.

The relationship cannot be determined from the information given.

如果60%是男生，那么40%必须是女生。比例为40/60=2/3，约为67%。3/5等于60%。A更大。

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