If there are 60% are boys. If there are 21 boys in the choir, how many members does the choir have in total?

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21-10-2017
Mathematics

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If there are 60% are boys. If there are 21 boys in the choir, how many members does the choir have in total?

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SchoolNerd1947 SchoolNerd1947 · Answer 1 · 2017-10-21T13:13:52+02:00

SchoolNerd1947 SchoolNerd1947

21-10-2017

Cross multiply: 60%/100% =21/x
X is the variable we are trying to find.
100*21=2,100
2,100/60
X =35
All together in the choir there are 35 members.

I hope this helps!

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