RosamariaSance869 RosamariaSance869

25-05-2015
Mathematics

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32 is 80% of what number? A. 0.4 B. 4 C. 25.6 D. 40

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Аноним Аноним

25-05-2015

There are different ways to find the answer.

80/100 × 32

= 4 × 20 × 32 / 5 × 20

= 4 × 32 / 5

= 128 / 5

= 25, 3/5 OR 25.6.

Another way that is easier is

80% = .8

so 32 × .8

= 25.6

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