Question
Ratio of MP and SP of an article is 5:3 and the article
is sold at 20% profit. Find cost price of article, if the selling price is 100 more than its CP?Solution
Let the MP and SP be 500x and 300x respectively. => 120% of CP = 300x => CP = 250x According to questions, => SP = CP + 100 => 300x = 250x + 100 => 50x = 100 => x = 2 Cost price = 250x = Rs.500
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