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07-01-2021
Mathematics

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You buy a dress for $40. The dress was on sale for 20% off. How much is the dress full price?

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07-01-2021

Answer:

$50.

Step-by-step explanation:

Let the full price be x dollars, then:

x - 0.20x = 40

0.80x = 40

x = 40/0.80

x = 50.

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