搜狗做题网GMAT数学,不难,但是算的和答案不同,不知道题意有没理解错.
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GMAT数学,不难,但是算的和答案不同,不知道题意有没理解错.
一条题,感觉不难但是和答案不一样：a department store receives a shipment of 1000 shirts,for which it pays 9000 dollars.the store sells the shirts at a price 80 percent above cost for one month,after which it reduces the price of the shirts to 20 percent above cost.the store sells 75 percent of the shirts during the first month and 50 percent of the remeaining shirts afterward.how much gross income did sales of the shirts genrerate?
一条题,感觉不难但是和答案不一样：a department store receives a shipment of 1000 shirts,for which it pays 9000 dollars.the store sells the shirts at a price 80 percent above cost for one month,after which it reduces the price of the shirts to 20 percent above cost.the store sells 75 percent of the shirts during the first month and 50 percent of the remeaining shirts afterward.how much gross income did sales of the shirts genrerate?
cost $9 per shirt
in the first month,selling price is 9*1.8=16.2
16.2*750=12150
gross income
12150 -6750=5400
in the second month,selling price is 9*1.2=10.8
10.8*125=1350
gross income
1350-1125=225
the total gross income is
$5625
I think it should be like this.
in the first month,selling price is 9*1.8=16.2
16.2*750=12150
gross income
12150 -6750=5400
in the second month,selling price is 9*1.2=10.8
10.8*125=1350
gross income
1350-1125=225
the total gross income is
$5625
I think it should be like this.
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