Question

Ratio of selling price of 2 books is 4:3 and ratio of their cost price is 6:5. Both
books had a loss of Rs. 20. Then their cost price are,​

Answer 1

Answer:

Let the C.P = Rs. 5x and S.P = Rs. 6x

Then, profit =6x−5x=x

Profit %=

5x

x

×100=20%

Thus, gain per cent is 20%.