P is thrice as good a workman as Q and therefore able to finish a job in 48 days less than Q. Working together, they can…

If m men can do a work in r days, then the number of days taken by (m + n) men to do it is :

A man undertakes to do a certain work in 150 days. He employs 200 men. He finds that only a quarter of the work is done …

To complete a work, A takes 50% more time than B. If together they take 18 days to complete the work, how much time shal…

One man or two women or three boys can do a piece of work in 88 days. One man, one woman and one boy will do it in ?

Ram Lal is a renowned packager of fruits in Varanasi. He packs 70 mangoes or 56 guavas every day working 7 hours a day. …

A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B al…

If A and B together can complete a work in 18 days, A and C together in 12 days, and B and C together in 9 days, then B …