Jawapan

2016-03-17T11:09:20+08:00
100 divide by 20 times 32, you can get 160, so the number is 160
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2016-03-17T11:11:10+08:00
20% of N = 32

20/100 x N = 32

N = 32 x 100/20

N = 160
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