maths

2010-07-29 12:16 am
when an article is sold at $224, the profit percentage is 12%.
(a) Find the cost price.
(b) Find the profit.
(c) If the article is sold at loss of 14%, what is the selling price?


please answer my this questions.
Thank you very much!

回答 (1)

2010-07-29 12:26 am
✔ 最佳答案
when an article is sold at $224, the profit percentage is 12%.

(a) Find the cost price.$224 除 112% = $200
(b) Find the profit.$224 - $200 = $24
(c) If the article is sold at loss of 14%, what is the selling price?$200 x (100-14)% = $200 X 86% = $172

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