3 years ago

60% of the students in class are girls. If there are 15 girls, how many students are in class?

1 answer:

4 0

25

If 15 is 60% of a number, it is 3/5 of the whole. Since 5 goes into 25 5 times, and 5 goes into 15 3 times, 15 is the 3/5 of 25.

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