Q. The cost price of an article, which on being sold at a gain of 10% yields Rs. 6 more than when it is sold at a loss of 10% is ?
✅ Correct Answer: (A)
Rs. 30
Explanation: 10% profit - 10% loss = 6
⇒ 20% of cost price = Rs. 6
⇒ Cost Price = (6 x 100)/ 20 = Rs. 30.
⇒ 20% of cost price = Rs. 6
⇒ Cost Price = (6 x 100)/ 20 = Rs. 30.
Explanation by: Monu Rathod
10% profit - 10% loss = 6
⇒ 20% of cost price = Rs. 6
⇒ Cost Price = (6 x 100)/ 20 = Rs. 30.
⇒ 20% of cost price = Rs. 6
⇒ Cost Price = (6 x 100)/ 20 = Rs. 30.