Question

A man sells an artlicle at a profit of of 25% .if he had brought it at 20% less and sold it for rs 10.50 less, he would have gained 30% .find the cost of the article

Answer 1

1st selling price 5x/4 as 125% of x
2nd selling price 4x/5 as 80% of x
now
5x/4 - 1.3*4x/5=10.5
x= 10.5/.21
x=50 rs