Question
A dishonest seller, at the time of selling and
purchasing uses weight 20% less and 20% more per kg respectively and marks up the price of his goods by 30% and gives a discount of 20% to the customer. Find the percent profit earned by him.Solution
CP of 1200 gm= Rs 1000 MP of 800 gm= Rs 1300 SP of 800 gm= 80% of 1300= Rs 1,040 SP of 1200 gm= Rs.1,560 CP of 1200 gm= Rs. 1,000 % profit= 560/1000 = 56 %
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