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A, B and C can do a work in 8, 16 and 24 days respectively. They all begin together. A continues to work till it is finished, C leaving off 2 days and B...
Four bells ring at 16, 24, 36, 42 minute intervals. If they ring together at 6.00 a.m., after how long would they next ring together?
...Two trains of length 200m and 160m respectively are running on parallel lines of rails. When running in the same direction the faster train passes the s...
A flight has to travel between 2 cities A and B, 2000 km apart. The flight was slowed down due to bad weather. Its average speed for the trip reduced by...
A can complete 40% of a work in 6 days and B can complete 33(1/3)% of the same work in 8 days. They work together for 8 days. C alone completes the rem...
A’ and ‘B’ together can complete a work in 8 days, while ‘B’ and ‘C’ together can complete the work in 12 days...
A can do a piece of work in 15 days while B can do it in 18 days. Starting with A, they work on alternate days till the work gets over. How many days i...
8 men or 12 boys can complete a work in 192 days. 24 men and 28 boys will complete the same work in how many days?
A and B can complete a work together in 36 days. If A alone can complete one-fourth of the work in ‘x’ days and remaining work is completed ...
A, B and C can do a piece of work in 11 days, 20 days and 55 days respectively. If B works daily and is supported by A and C on alternate days beginnin...