# Quantitative Aptitude Mock Test 13

Welcome to your Quantitative Aptitude Mock Test 13

A mixture contains 20% alcohol and 80% water. If the total volume of the mixture is 100 liters, what is the volume of alcohol in the mixture?

A train travels 200 km in 3 hours. What is the average speed of the train?

A person invests Rs. 20000 at a rate of 7% per annum for 3 years. What is the compound interest he receives at the end of 3 years?

A shopkeeper buys an article for Rs. 150 and sells it for Rs. 180. What is his profit percentage?

A shopkeeper sells an article at a loss of 20%. If the selling price of the article is Rs. 80, what is the cost price of the article

A mixture contains 40% milk and 60% water. If the total volume of the mixture is 200 liters, what is the volume of milk in the mixture?

A person travels 100 km by car and 100 km by train. The average speed of the car is 60 km/hr and the average speed of the train is 50 km/hr. What is the average speed of the person for the entire journey?