Question

By selling notebook at the rate of rs 16 each.Rramu gained 20%.Find the cost of 100 notebook

Answer 1

Answer:

selling price of notebook=16 RS

gain per cent=20%

By Cost Price (CP) formula-

CP = ( SP * 100 ) / ( 100 + percentage profit).

CP=(16*100)/(100+20)

=1600/120

=13.33

cost of 1 notebook is 13.33 RS

cost of 100 notebook will be 100*13.33=1333rs