Question

A shopkeeper allow a discount of 20 percent to his customers and still gains 20percent find the M P of an article which cost him rupees 620

Answer 1

Answer:

Step-by-step explanation:

CP = Rs . 450

P % = 20 %

P = P % * CP / 100

P = 20 * 450 / 100

P = Rs . 90

SP = CP + P

SP = 450 + 90

SP = Rs . 540

D % = 10 %

MP = ( 100 * SP ) / ( 100 - D % )

MP = ( 100 * 540 ) / ( 100 - 10 )

MP = 100 * 540 / 90

MP = Rs . 600