Question

a shopkeeper earns a profit of 10% after discount of 20% on the price find the CP of the article is marked prices
(answer is 640)
the correct ans ​

Answer 1

Answer:

CP = 640

Step-by-step explanation:

Step 1

Selling price =880-20/100*880=880-176=704

Step 2

704-cp=10cp/100

Step 3

704-cp=cp/10

Step 4

7040-10x=x

Step 5

7040=11x

Step 6

x=640

Step 7

cp=640 :D