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

B. 3 HOURS

A cyclist covers a distance of 45 km in 1.5 hours. What is the cyclist's speed?

B. 30 KM/H

A can do a work in 20 days, B can do the same work in 30 days. If they work together for 10 days, how much of the work is left?

A. 1/3
Posted in:  Time & Work -  Aptitude -  Mathematics

A can complete a work in 10 days, while B can complete the same work in 15 days. How many days will they take to complete the work together?

B. 8 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

A can complete a work in 10 days, while B can complete the same work in 15 days. How long will they take to complete the work together?

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