The price of a mobile set is Tk. 4200, which includes 20% profit mark up. What is the cost of the mobile set?

The price of a mobile set is Tk. 4200, which includes 20% profit mark up. What is the cost of the mobile set?

A Tk. 3360

B Tk. 840

C Tk. 3500

D none of these

Solution

Correct Answer: Option C