Question

by selling 200 books a man gains the cost price 400 books. find his gain percent​

Answer 1

Answer:

200 books. i.e. 50%

Step-by-step explanation:

Given:-

cost price= 200

selling price= 400

To find:-

Profit=?

Solution:-

Profit = Selling price - cost Price.

.'. Profit = 400 - 200.

.'. Profit = 200 books.

Profit Percentage =

Profit/ selling price ×100

.'. Profit % = 200/400×100

.'. Profit Percentage= 50%

Hope it's helpful thanks for asking stay safe.