मोहित ने 3,500 रुपये में एक मेज खरीदी और उसकी ऊपरी सतह पर कुछ खरोंच होने के कारण उसने उसे 3,200 रुपये में बेच दिया। उसका हानि प्रतिशत क्या है (दो दशमलव स्थानों तक पूर्णांकित)?

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?