Question

A student buys a pen for Rs 90 and sells it for Rs 100. Find Gain and Gain %



I want in 10 min​

Answer 1

Answer:

For student :

Cost price of pen=Rs. 90

Selling price of pen=Rs. 100

Since, SP>CP.

Hence, 

Gain=SP−CP=100−90=Rs. 10

So,

1

Gain(%)=gain/CP×100=10/90×100=11 _ .

9