Anusha purchased a television and a camera for Rs. 12,000 and Rs. 8,000, respectively. She sold the television at a loss of 10 percent, and the camera at a profit of 12 percent. What was her overall loss or profit?

A company considers hiring an extra machine for $150 per day to produce additional units. If the additional throughput contribution generated from producing these units on the machine is $390, by how much will total profit increase?

If the cost price of an article is 85 times its selling price, what is the loss percentage?