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A shop is selling a batch of goods and its selling price is set at an expected profit rate of 40%. After selling
80% of them, the shop sells the remaining goods at a discount. After selling the remaining goods at an x%
discount rate, the actual profit rate of the shop is 33%. Find the value of x.

 Aug 9, 2020
 #1
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x = 16.

 Aug 9, 2020
 #2
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Let the batch of good =100
80 * 1.40 =112
20 * x% = Sale of remaining goods
112 + 20*x/100 =133, solve for x
x =105% - which is a discount of 25% from 140%

 Aug 9, 2020

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