If Seema paid ₹54 for 12 pens, then the cost of 1 pen is
₹7
₹4.50
₹4.55
₹7.35
The cost of 12 pens is₹54Cost of 1 pen = ₹5412=₹4.5So, the cost of 1 pen is ₹4.50.
If Seema paid Rs.54 for 12 pens, then the cost of 4 pens is.
If the cost of 12 pens is Rs.75 then the cost of 1 pen is: