Difference between revisions of "1950 AHSME Problems/Problem 36"
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==Solution== | ==Solution== | ||
| − | Since there is a 20% off sale, then the new price is <math>0.8\cdot2.50</math>. | + | Since there is a 20% off sale, then the new price is <math>0.8\cdot2.50</math>. Albert buys five of them, so the amount saved is the price he had to pay with the 20% sale subtracted from the price he had to pay with no sale: |
<math>(5\cdot2.50)-(5\cdot0.8\cdot2.50)=(5\cdot2.50)-(4\cdot2.50)</math> | <math>(5\cdot2.50)-(5\cdot0.8\cdot2.50)=(5\cdot2.50)-(4\cdot2.50)</math> | ||
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<math>=2.50</math> | <math>=2.50</math> | ||
<math>\text{Answer: }\boxed{\mathbf{(C)}}</math> | <math>\text{Answer: }\boxed{\mathbf{(C)}}</math> | ||
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==See Also== | ==See Also== | ||
Revision as of 14:14, 19 April 2015
Problem
A merchant buys goods at 
off the list price. He desires to mark the goods so that he can give a discount of 
on the marked price and still clear a profit of on the selling price. What percent of the list price must he mark the goods?
Solution
Since there is a 20% off sale, then the new price is 
. Albert buys five of them, so the amount saved is the price he had to pay with the 20% sale subtracted from the price he had to pay with no sale:
See Also
| 1950 AHSC (Problems • Answer Key • Resources) | ||
| Preceded by Problem 35 |
Followed by Problem 37 | |
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| All AHSME Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
