A and B completed a work together in 5 days. had A worked at twice the speed and B at half the speed, it would have take…

Two worker A and B are engaged to do a piece of work. A working alone would take 8 hours more to complete the work that …

A and B working separately can do a piece of work in 9 and 15 days respectively. If they work for a day alternately, wit…

5 men and 2 women working together can do four times as much work per hour as a men and a women together. The work done …

Jyoti can do $$\frac{3}{4}$$ of a job in 12 days. Mala is twice as efficient as Jyoti. In how many days will Mala finis…

If the work done by (x - 1) men in (x + 1) days and the work done by (x + 2) men in (x - 1) days are in the ratio 9 : 10…

There was a leakage in the container of the refined oil. If 11 kg oil is leaked out per day then it would have lasted fo…

A group of workers was put on a job. From second day onwards, one worker was withdrawn each day. The job was finished wh…