Question

shilpa sold a saree at 20% profit.if it had been sold at 20% loss the selling price would have been 400 less find the cost price of saree

Answer 1

Let cp be x

profit=20%

loss=20%

SP=x+20x/100

=6x/5

SP=x-20x/100

=4x/5

6x/5-4x/5=400

2x/5=400

x=1000

CP=₹1000