a merchant sold an article at a loss of 12%,. if the selling price had been increased by $50 the merchant would have made a profit of 8%. what is the cost price of the article?
Pick: A) $550 B) $500 C) $510 D) $565 E) $520
Let C.P. be $x   Then 108% of x - 88% of x = 100   20% of x = 100   x/5 = 100   x = 500   Answer is $500
<result>B</result>
a merchant sold an article at a loss of 12%,. if the selling price had been increased by $50 the merchant would have made a profit of 8%. what is the cost price of the article?