The average speed of a train is 3 times the average speed of car. The car covers a distance of 520 km in 8 hours. How much distance will the train cover in 13 hours?

The retail price of a water geyser is 1265. If the manufacturer gains 10 %, the wholesale dealer gains 15 % and the retailer gains 25 % , then the cost of the product is – 

Twenty five percent of Pranab’s annual salary is equal to eighty percent of Surya’s annual salary. Surya’s monthly salary is forty percent of Dheeru’ monthly salary. If Dhreeu’s annual salary is Rs 6 lacs, what is Pranab’s monthly salary? (At some places annual income and in some place monthly income are given)

Two mobile phones were purchased at the same price. One was sold at a profit of 30 % and the second was sold at a price which was Rs 2500 less than the price at which the first was sold. If the overall profit earned by selling both the mobile phones was 5 %, what was the cost price of one mobile phone? 

A house worth Rs.1,50,000 is sold by X at a 5% profit to Y, Y sells the house back to X at a 2% loss. Then find profit and loss in the entire transaction. 

If the price of petrol be raised by 20%, then the percentage by which a car owner must Reduce his consumption so as not to increase his expenditure on petrol is 

95 percent of 4598 will be___

The ratio 5 : 4 expressed as a percent equals :