Question

By selling a bedsheet for Rs 640 , a shopkeeper earns a profit of 28% . How much did it cost the shopkeeper ?​

Answer 1

Answer:

460.8

Step-by-step explanation:

profit=28% of Rs640

        =28/100*640

        =179.2

Cost Price= Selling price-profit

                =640-179.2

                =640.8

Answer 2

Answer:

Rs.500

Step-by-step explanation:

cp=x

p%=28%

a.t.q.

x+28x/100=640

128x/100=640

x=(640*100)/128

=500 ans