Question

the selling price of 12 pens is equal to cost price of 14 pens. find gain percent

Answer 1

Let CP of 1 pen= ₹1
Then CP of 14 pens=₹14
SP of 12 pens=12
Gain=14-12=2
Profit%=profit/cp×100
=2/14×100
=100/7%
Or,
2
14—%
7