A car travels 150 km in 3 hours. What is its average speed?

B. 60 KM/H

A runner completes a 10 km race in 50 minutes. What is the runner's speed in km/h?

B. 12 KM/H

If 3 men can complete a work in 12 days, how many days will it take for 6 men to complete the same work?

A. 6 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If a train travels at a speed of 90 km/h, how far will it travel in 2.5 hours?

B. 225 KM

A and B can complete a work in 20 days. If A alone can complete the work in 30 days, how long will B take to complete the work alone?

C. 40 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics