Question

5. By selling 200 books, a man gains the selling price of 80 books. Find his gain per cent.
of 5% to Rohit and Rohit sold it to Mohan at a gain of 10%.
watch.​

Answer 1

Answer:

Explanation:

let the selling price of 1 book be x

then 200=200x

profit =80x

find cost price

profit = selling price - cost price

80x=200x-cp

cp=120x

gain%= profit/cp×100

80x/120x×100

200/3=66.6%

hope it helps

Answer 2

Answer:

66.6% is your answer it's ok