Math, asked by mishrasuresh3930, 1 year ago

The selling price of 10 books
is equal to the cost price of 12 books. Find profit percent.

Answers

Answered by satya0007
10
let the sp of 10 books be 100
then,cp of 12 books is 100
sp of 1 book=100/10=10
cp of 1 book=100/12=25/3
profit =10-25/3
=(30-25)/3 =5/3
profit%=(5/3)/(25/3)×100
=20%
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