The total cost of two items is Rs 1680. If one of them is sold at 12% profit and the other at 16% loss...

The total cost price of two articles is Rs. 2000. One of them is sold at a profit of 12% and the other at a loss of 12%. The overall gain in the transaction is 1.2%. The cost price of the article for which there was a profit was : दो वस्तुओं का कुल क्रय मूल्य 2000 रुपये है | उनमें से एक को 12% लाभ पर तथा दूसरी को 12% हानि पर बेचा जाता है | लेन-देन में कुल लाभ 1.2% का होता है | जिस वस्तु पर लाभ हुआ, उसका क्रय मूल्य था :

The cost price of two articles is the same. One is sold at 10% profit and the other is sold at 10% loss. What is the effective profit/loss percentage ?

The selling price of two articles is the same. One is sold at 25% profit and the other is sold at 25% loss. What is the effective profit/loss percentage?

Each of the two horses is sold for Rs 720. The first one is sold at 25% profit and the other one at 25% loss. What is the % loss or gain in this deal?