MBA Aptitude 2

A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

Complete the series 2, 10, 30, 68, 130, ?

The salaries of A, B, and C are in the ratio 2:3:5. If B's salary is increased by 20% and C's salary is increased by 10%, the ratio of the new salaries of A, B, and C becomes 40:63:95. Find A’s original salary if C's original salary was $10,000.

In how many ways can the letters of the word "STATISTICS" be arranged so that no two S’s are adjacent?

A sum of money invested at compound interest triples itself in 5 years. In how many years will it become nine times itself?

In a certain year, January 1st is a Monday. How many times does the 13th of each month fall on a Monday in that year? (not leap year)

A man covers a distance between two cities by car, cycling, and walking in the ratio 4:2:1. If the car speed is 60 km/h, cycling speed is 20 km/h, and walking speed is 5 km/h, and he takes a total of 5 hours to complete the journey, find the total distance between the cities.

A pipe can fill a tank in 12 hours, and another pipe can empty the same tank in 16 hours. If both pipes are opened together, how long will it take to fill the tank?

An investor buys 100 shares of a company at $50 per share. After one year, the share price rises to $65, and the investor receives a dividend of $2 per share. What is the ROI for the investor? 

The sum of the ages of a mother and her daughter is 46 years. Three years ago, the mother was four times as old as her daughter. In 5 years, the mother will be twice as old as her daughter. What are their current ages?