Question
A dishonest seller, at the time of selling and
purchasing uses weight 10% less and 20% more per kg respectively. Find the approx. percent profit earned by him if he sells his goods at cost price.Solution
C.P of 1200 gm = Rs 1000 CP of 900 gm = Rs 750 SP of 900 gm = Rs 1000 Â % profit =Â `250/750xx` 100Â = 33.33% approx.
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