Question

72 is x% of 80 find x

Answer 1

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The value of X = 90

Step-by-step explanation:

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Please see the detailed answer in picture.

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Answer 2

Answer:

$\frac{x}{100} \times 80 = 72 \\ \frac{x}{5} \times 4 = 72 \\ \frac{x}{5} = \frac{72}{4} \\ x = \frac{72}{4} \times 5 \\ x = 18 \times 5 \\ x = 90$