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1. A retailer bought a number of glasses for a total cost of $48. Two of the glasses were broken accidentally in the store. However, by selling each of the remaining glasses at $3 more than the original cost, the retailer could still make a total profit of $22.(a)How many glasses did the retailer... 顯示更多 1. A retailer bought a number of glasses for a total cost of $48. Two of the glasses were broken accidentally in the store. However, by selling each of the remaining glasses at $3 more than the original cost, the retailer could still make a total profit of $22. (a)How many glasses did the retailer buy? (b)What was the selling price of each glass? ANS is (a)12 glasses (b)$7 2. A shopkeeper bought a number of glassware for a total cost of $3600.In the frist week, he sold 60 pieces, each one at o price of $18 more than its original cost. After that,12 pieces were broken accidentally. In the second week, he sold all the remaining glassware , each piece at a price of $6 less than its original cost. On the whole , he could still make a profit of $480. What was the original cost or each Piece of glassware? ANS is $36 THX!!!
最佳解答:
As follows: 圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/04-68.jpg 圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/05-57.jpg 2010-07-17 13:32:42 補充： http://i707.photobucket.com/albums/ww74/stevieg90/04-68.jpg http://i707.photobucket.com/albums/ww74/stevieg90/05-57.jpg
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MATHS...simultaneous equation發問:
1. A retailer bought a number of glasses for a total cost of $48. Two of the glasses were broken accidentally in the store. However, by selling each of the remaining glasses at $3 more than the original cost, the retailer could still make a total profit of $22.(a)How many glasses did the retailer... 顯示更多 1. A retailer bought a number of glasses for a total cost of $48. Two of the glasses were broken accidentally in the store. However, by selling each of the remaining glasses at $3 more than the original cost, the retailer could still make a total profit of $22. (a)How many glasses did the retailer buy? (b)What was the selling price of each glass? ANS is (a)12 glasses (b)$7 2. A shopkeeper bought a number of glassware for a total cost of $3600.In the frist week, he sold 60 pieces, each one at o price of $18 more than its original cost. After that,12 pieces were broken accidentally. In the second week, he sold all the remaining glassware , each piece at a price of $6 less than its original cost. On the whole , he could still make a profit of $480. What was the original cost or each Piece of glassware? ANS is $36 THX!!!
最佳解答:
As follows: 圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/04-68.jpg 圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/05-57.jpg 2010-07-17 13:32:42 補充： http://i707.photobucket.com/albums/ww74/stevieg90/04-68.jpg http://i707.photobucket.com/albums/ww74/stevieg90/05-57.jpg
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