Help!
2007-01-05 2:02 am
The owner will gain15% of the pair of shoes if sold at its selling price. But because of bad sale, it is sold at adiscount of 10%. Then it is $12.5 less than the original selling price. Find its cost price.
回答 (2)
2007-01-05 2:07 am
✔ 最佳答案
The owner will gain15% of the pair of shoes if sold at its selling price. But because of bad sale, it is sold at adiscount of 10%. Then it is $12.5 less than the original selling price. Find its cost price. =$250
2007-01-05 2:12 am
Let x be the cost price, then
(1.15 - 0.9)x = $12.5
Therefore,
x = $12.5/0.25
= $50
(1.15 - 0.9)x = $12.5
Therefore,
x = $12.5/0.25
= $50
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