An article is sold at 5 % profit. The ratio of selling price and cost price will be 

Arun purchased 30 kg. of rice at the rate of Rs. 17.50 per kg. and another Rs. 30 kg. at a certain rate. He mixed the two and sold the entire quantity at the rate Rs. 18.60 per kg. and made 20% overall profit. At what price per kg. did he pruchase the lot of another 30 kg. rice?

The cost price of item B is Rs. 150/- more than the cost price of item A. Item A was sold at a profit of 10% and item B was sold at a loss of 20%. If the respective ratio of selling prices of items A and B is 11 : 12, what is the cost price of item B?

Rahul purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. What was his percentage profit?

The cost price of 60 articles is same as the selling price of x articles. If there is a profit of 20%, then what is the value of x?

A and B invest in a business in the ratio 3:2. If 5% of the total profit goes to charity and A’s share is Rs.855, the total profit is:

If apples are bought at the rate of 30 for a rupee. How many apples must be sold for a rupee to gain 20%?   

A phone is sold for Rs. 860 at a loss of 20% for how much should it be sold gain 10%?