Question

If the cost of 10 copies of a book is equal to selling price of 8 books then what percentage of gain r loss is incurred ?

Answer 1

hey mate here is the ans of your qun ...

i hope it will help u to understand ..

Answer 2

The profit% is 25%

Step-by-step explanation:

Let the cost price of 1 copy be Re.1

Cost price of 10 copies = Rs.10

Cost price of 8 copies = Rs.8

We are given that cost of 10 copies of a book is equal to selling price of 8 books

Sp of 8 copies = Rs.10

SP >CP

So, Profit

Profit%=$\frac{SP-Cp}{CP} \times 100=\frac{10-8}{8} \times 100=25\%$

Hence The profit% is 25%

#Learn more:

If the sp of 10 pens is equal to the cp of 14 pens find the gain %

https://brainly.in/question/13723355