If Cost price of an article is Rs.220 and profit is 20 %, then what will be the selling price of the article?

By what fraction selling price ( S.P. ) must be multiplied to get the cost price ( C.P. ) if the loss is 20%? 

Mr. Dev sold a bus for Rs. 2210 with a loss of 15 %. At what price should the bus be sold to get a profit ot 15 %?

If the cost of 1 dozen apples is Rs. 18, then the cost of 25 apples will be -

Direction: A shopkeeper has some kg. rice of same price. He sold 150 kg. rice at 25 Rs. per kg. and earned a profit of 25%, another 180 kg. rice is sold at a profit of 20% and rest are sold at a loss of 10%. If the shopkeeper earns Rs. 1230 profit on all the rice that he has sold then answers the following question:

Find the quantity of those rice that are sold at a loss of 10%. 

A merchant has 1000 kg sugar, some part of which he sells at 8 % profit and the rest at 18 % profit. He gains 14 % on the whole. The quantity sold at 8 % profit is: 

A & B jointly made a profit of Rs. 1650 and they decided to share it such that 1/3 of A's profit is equal to 2/5 of B's profit. Then profit of B is