Question

A student buy a pen for ₹90 and sells it for ₹100 . Find his gain and gain percent
please answer this in note book please ​

Answer 1

Step-by-step explanation:

hope it helps you buddy ☺️

Answer 2

Step-by-step explanation:

gain(profit) = selling price- cost price

gain = 100-90

gain = rs.10

gain % = profit×100/ cp

gain% = 10 × 100 / 90

gain% = 1000/90

gain% = 11.1111111 something