If a person walks at a speed of 4 km/h, how long will it take to walk 10 km?

B. 2.5 HOURS

If a train travels at a speed of 90 km/h, how long will it take to cover a distance of 270 kilometers?

B. 3 HOURS

A cyclist covers a distance of 120 kilometers in 4 hours. If he increases his speed by 10 km/h, how long will it take him to cover the same distance?

B. 3 HOURS

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

A. 60 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

A car travels 150 kilometers in 2 hours. What is its average speed?

B. 75 KM/H