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人気のある >

A restaurant offers a 25% discount on all meals. If a meal costs 40 after the discount, what was its original price?

解

A restaurant offers a 25% discount on all meals. If a meal costs 40 after the discount, what was its original price?

解

Amount before discount : 53.33333 \dots

解答ステップ

Translate the problem into an equation:

40 = x - 0.25 x

40 = x - 0.25 x : x = \frac{160}{3}

\frac{160}{3} = 53.33333 \dots

Amount before discount : 53.33333 \dots

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