Question

A man sold an article at a loss of 20%. If he has sold that article for Rs. 12 more he would have gained 10%. Find the cost price of that article :

Answer 1

at 20% loss =80%

5% more gain = 105

so excess gain =105–80= 25

if article sold more 25 than cost price 100

—————————50——————100*50/25= 200

so cost price 200