"A man sells a book at a profit of 20% . If he had bought if at 20% less and sold it for Rs.
Channel: Doubtnut
Date: 2020-04-12

"A man sells a book at
 a profit of 20% . If he had bought if at 20% less and sold it for Rs. 18
 less, he would have gained 25%. The cost price of the book is
`R s .60`
b. `R s .70`
c. `R s .80`
d. `R s .90`"