Geeta bought a bag for Rs. 1,000 and spent Rs. 300 on fixing the defects in the bag. Later, she sold it for Rs. 1,508. What is the percentage of profit that Geeta earned through the sale?

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?