Question
In a shop, shirts are usually sold at 50% above the cost
price. During a sale, the shopkeeper offers a discount of 20% off the usual selling price. If he manages to sell 324 shirts for Rs.19440. Then his cost price per shirt isSolution
Let the C.P. of 1 shirt = Rs. 100 M.P. of 1 Shirt = Rs. 150 S.P of 1 shirt = 80% of 150 = Rs. 120 Actual S.P of 1 shirt =  19440/324= Rs. 60 Now, 120 ------------ 60 100 ----------- (60/120) × 100 = Rs. 50
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