A shopkeeper purchased 150 identical pieces of calculators at the rate of Rs. 250 each. He spent an amount of Rs .2500 on transport and packing. He fixed the labeled price of each calculator at Rs. 320. However, he decided to give a discount of 5% on the labeled price. What is the percentage profit earned by him?

Manoj sold and article for Rs. 15,000. Had he offered a discount of 10% on the selling price he would have earned a profit of 8%. What is the cost price?

A shopkeeper sells a badminton racket, whose marked price is Rs. 30, at a discount of 15% and gives a shuttle cock costing Rs. 1.50 free with each racket. Even then he makes a profit of 20%. His cost price per racket is:

Girish started a business investing Rs. 45,000. After 3 months, Vijay with Rs. 60,000 and After another 6 months, Ankush with Rs. 90,000 joined him. At the end of the year, they made a profit of Rs. 16,500. What is Girish’s share of profit ?

A pineapple costs Rs. 7 each. A watermelon costs Rs. 5 each. X spends Rs. 38 on these fruits. The number of pineapples purchased is:

By selling a pen for Rs. 15, a man loses one-sixteenth of what it costs him. The cost price of the pen is:

The compound interest on any sum at the rate of 5% lb two years is ?512.50. Find the sum.

The C.P. of an article is 40% of the S.P. The percent that the S.P is of C.P is:

On selling an item for 96 Rs a man gains 20%. In order to gain 35%. What will be the increase in the selling price?

If the S.P of Rs. 24 results in a 20% discount on list price. What S.P. would result in a 30% discount on list price?