a shopkeeper bought 2 watches for rs 400. he sold them to gain 5% one and loss 5% on other. calculate his final gain or loss per cent. if the selling price of both watches is same.
1 answer:
He made no gain He bought 2 watches for $400 400/2=200 Each watch was $200 He gained 5% on one watch 200•1.05=210 He lost 5% on the other 200•0.95=190 210+190=400 Therefore he neither made nor lost any money
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