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krek1111 [17]
2 years ago
14

The ratio of girls to boys in a gym class is 4 to 7. How many girls are there if there are 21 boys?

Mathematics
2 answers:
Romashka [77]2 years ago
8 0

Answer:

12

Step-by-step explanation:

multiply by the same number it took to get from 7 to 21 which is 3

Please mark brainliest

jek_recluse [69]2 years ago
4 0

Answer:

12 to 21

bc 21/7 = 3, 3x4=12

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