harrydavies2003 harrydavies2003

13-01-2019
Mathematics

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4 fifths of a number is 64
find the number

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harpazo harpazo

13-01-2019

Let n be the number.

(4/5)n = 64

Divide both sides by (4/5).

n = 64 ÷ (4/5)

n = 64 • (5/4)

n = (16)(5)

n = 80

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