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if the sp of 10 pens is equal to the cp of 12 pens, find the profit percentage.

if the sp of 10 pens is equal to the cp of 12 pens, find the profit percentage. 

Grade:7

1 Answers

RAJ KUMAR
29 Points
4 years ago
10×S.P=12×C.P
S.P/C.P=12/10=6/5
this the ratio of S.P and C.P
if S.P=6x C.P=5x
Profit=6x-5x=x
profit%=(x/5x)×100=100/5=20%

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