Question

pens are bought at 5 for rupees 60 and sold at 2 for Rupees 30 find the cost price of each and
the selling price of each pen and the profit or loss made on selling one pen

Answer 1

CP of 5pens=60
SP of 2 pens= 30
therefore, CP of 1 pen =60/5
=12
SP of 1 pen =30/2
=15
so, profit by=(15-12) = Rs 3 ans