Question

A shopkeeper gives a discount of 30%on the marked price. the resulting selling price is equal to the cost price what is his %mark up

Answer 1

Step-by-step explanation:

let m. p be rs 100.

discount 100 of 30/100

rs 30.

s. p 100-30 equal 70

c. p 70

m. p above c. p 100-70

30%