In a certain store, the profit is 320% of the cost. If the cost increases by 35% but the selling price
remains constant, approximately what percentage of the selling price is the profit  Choose the correct choice from the following answers.
A) 68%  B) 80%  C) 90%  D) 100%  E) None of above
Explanation:   Let C.P.= Rs. 100.   Then, Profit = Rs. 320,   S.P. = Rs. 420.   New C.P. = 135% of Rs. 100 = Rs. 135   New S.P. = Rs. 420.   Profit = Rs. (420 - 135) = Rs. 285   Required percentage = (285/420) * 100   = 68%(approx)   68%nswer: 68%
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In a certain store, the profit is 320% of the cost. If the cost increases by 35% but the selling price
remains constant, approximately what percentage of the selling price is the profit