The profit percentage of banu and renu is same on selling the articles at Rs 900 each but banu calculates his profit in the selling price while renu calculates it correctly on the cost price which is equal to 10%. What is the difference in their profits? 

1 Answer

Answer :

when profit calculate on SP the profit = 10% of 900 = 90

when profit calculate on CP(x) = x+X/10 = 900

11X=9000

X=818.18

profit= 81.82

required diffference= 90-81.82 = Rs 8.18

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