Question

If the cost price of 12 pens is equal to the selling price of 8 pens , the gain percent is how much ?​

Answer 1

Step-by-step explanation:

ANSWER

If the cost price of 12 pens is equal to the selling of 8 pens the gain percent is,

Let the cost price of 1 pen is Re 1

Cost of 8 pens =Rs 8

Selling price of 8 pens =Rs 12

Gain%=(

cost price

Gain

×100)%

=(

8

12−8

×100)%

=(

8

4

×100)%

=50%

Answer 2

Step-by-step explanation:

Let the CP of 12 pens = SP of 8 pens = Rs 8

SP of 12 pens = Rs 12

Profit = Rs 12 - Rs 8 = Rs 4

Profit percent = 4/10 ×100 percent = 40 percent