28-04-2017
Mathematics

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Mrs Smith's class contains 20 students out of those students 30% of the students are girls

a) how many girls are there

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Equanimity Equanimity

28-04-2017

x/20 = 30/100
cross multiply x by 100 and 20 by 30.
600/100x
x=6
There are 6 girls.

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