Question

Cost price of a article is 3000 rs. Shopkeeper marked it for 4000 rs. He allows some discount on the marked price but still earns a profit of 20 %. What is the percentage of discount allowed to the customer

Answer 1

sp = mp× (100- discount)/100

3000× 120/100 = 4000 (100-d)/100

3600 = 40 ×(100-d)

90 = 100-d

d= 100-90 = 10% ans

Hope it will help

Answer 2

Answer:

Step-by-step explanation: