Question

When an article is sold at 40 % discount,a loss of 10% occurs but when it sold at 20% discount tgen there is a profit of 7.5 .What is the costprice of the article?

Answer 1

Let,

Marked Price MP

Cost Price CP

ATQ

60%MP=90%CP

MP/CP=3/2. --------1

80%MP=7.5

MP=9.375

putting it in eq (1)

We get CP=6.25