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9. By selling a purse for250, Ranjana loses one-sixth of what it cost ner(i) the cost price of the nurse(ii) her loss percentage.

Answer»

1) Let the cost price of the purse be ₹x. Then,Loss = 1/6 of ₹x= ₹x/6Cost Price = Selling Price + Lossx = 250 + x/6x - x/6 = 2506x - x/6 = 2505x/6 = 250x = 250×6/5x = 300Hence, the cost price of the purse is ₹300.

2) Loss = Cost Price - Selling Price= ₹(300-250)= ₹50Loss % = Loss/Cost Price × 100= 50/300 × 100= 50/3 %= 16 unit 2/3 %.



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