A shopkeeper sold an book offering a discount of 5% and earned a profit of 30%.

A shopkeeper sold an book offering a discount of 5% and earned a profit of 30%. What would have been the percentage of profit earned if no discount was offered?

Quiz

Answer/Solution

136.8

Steps/Work

Let C.P. be $100.
Then, S.P. = $130
Let marked price be $x. Then, 95/100 x = 130
x = 13000/95 = $136.8
Now, S.P. = $136.8, C.P. = $100
Profit % = 136.8%.
D