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There are 220 students in year 9. There are 20% more boys then girls. a) How many boys are there in year 9 b) How many girls there in year 9
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Jun 18, 2022
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There are 220 students in year 9.
There are 20% more boys then girls.
a) How many boys are there in year 9
b) How many girls there in year 9
Mathematics
high-school
Mehrdad Safa
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Mehrdad Safa
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20% of 220 is 44 people so if you divide 220 by 2 you have 110 of each then add 44 to one and subtract 44 from the other the answer to a is 154 and the answer to b is 66
DrummerB
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Jun 21, 2022
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