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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?
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3 votes
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?

User Sander Declerck
by
6.3k points

1 Answer

3 votes

Answer:

40

Explanation:

60%=24

1%=1÷60×24

1%=0.4

100%=0.4×100

100%=40

User Billyjoker
by
7.4k points
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