Find the profit
Algebra
Level
3
The price of a jewel, passing through three hands, rises on the whole by 65% . If the first and the second sellers earned 20% and 25% profit respectively, find the percentage profit earned by the third seller.
The answer is 10.
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Let the original price of the jewel be Rs. P and let the profit earned by the third seller is x%. Then, (100+x)% of 125% of 120% of P = 165% of P On solving above equation, we have x= 10%.