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受欢迎的 Word Problems >

After a 30% discount, a pair of jeans costs 72. What was the original price?

解答

A f t er a 30% d i sco u n t, a p ai r o f j e an s cos t s 72. Wha t w a s t h e or i g ina l p r i ce ?

解答

Amount before discount : 102.85714 \dots

求解步骤

Translate the problem into an equation:

72 = x - 0.3 x

72 = x - 0.3 x : x = \frac{720}{7}

\frac{720}{7} = 102.85714 \dots

Amount before discount : 102.85714 \dots

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