Question

if the cost price of 15 books is the same as the selling price of 12 books find the profit or loss percent

Answer 1

profit 25℅
i think this is the answer for your question

Answer 2

Here is your answer.
If C.P of 1 book is ₹1
So,C.P of 15 books is ₹15 =S.P of 12books =₹15
So, S.P of remaining books = 3×15/12
=15/4
Therefore, profit percentage =Profit/C.P×100
=100×15/4÷15
=25%

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