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2015-05-22T18:10:09+08:00

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1)36% x n = 75
Divide both sides by 36%
n=208.33

2)n x 8=9
Divide both sides by 8
n=1.125
Convert to percent
n=112.5%

3)64 x n=100
Divide both sides by 64
n=1.5625
Convert to percent:
n=156.25%

4)45 x 9%=n
n=4.05

Hope this helps =)
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