When a math class took a test, 15% of the class failed, 25% made some mistakes (but didnt fail), and 24 students got perfect scors. how many students were in the class?

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asked Jan 24, 2021 187k views

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When a math class took a test, 15% of the class failed, 25% made some mistakes (but didnt fail), and 24 students got perfect scors. how many students were in the class?

Mathematics
middle-school

Sander Declerck asked

by Sander Declerck

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1 Answer

3 votes

Answer:

Explanation:

60%=24

1%=1÷60×24

1%=0.4

100%=0.4×100

100%=40

Billyjoker answered Jan 28, 2021

by Billyjoker

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