Asked by Anonymous

The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total students are in the class?
Answered by Reiny
b:g = 5:7
b/g = 5/7
given: b=15
15/g = 5/7
cross-multiply
5g = 105
g = 21

so there are 36 students
Answered by keza
118
Answered by Help
How many 2s are there in 7

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