Question

Q16. A bookseller makes 8% profit After selling the book at 10% discount. The ratio of the cost price to the marked price is :

6:5
5:6
4:5
5:4

Answer 1

Answer:

5:6

Step-by-step explanation:

let the marked price be x and cost be a . then bookseller sold it at x-x×10/100=9x/10

so according to question 9x/10=a+8a/100

so,a/x=9/10×100/108

i.e. a/x=5:6