A product when sold with 10% rebate on the listed price gave a profit of Rs.70. What was its cost price?  Answers:
A) Rs. 200
B) Rs. 250
C) Rs. 300
D) Cannot be determined
E) None
Solution   Since the marked price is not given, so the cost price cannot be determined.   Answer Cannot be determined
<result>D</result>
A product when sold with 10% rebate on the listed price gave a profit of Rs.70. What was its cost price?