Math, asked by OnlyMathsSubject, 5 months ago

 Naveen purchases 11 knives for Rs. 10 and sells them at the rate 10 knives for Rs. 11. He earns a profit of

21%

15%

11%

20%

Answers

Answered by Anonymous
21

Answer:

C.P. of 1 knife =11/10

S.P of 1 knife =10/11

Profit = S.P − C.P

Profit =10/11−11/10=121−100/110=21/110

Profit % =profit/C.P×100

Profit % =21/100/10/11 ×100

⇒21/110×11/10×100=21 %

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