A, B and C can complete a piece of work in 10, 12 and 15 days respectively. A left the work 5 days before the work was c…

Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to …

Three friends Anne, Bob and Chris work together to do a certain job. Time it takes them to do the work together to do a …

If A, B and C can complete a piece of work in 6 days. If A can work twice faster than B and thrice faster then C, than t…

A road of 5 m length will be constructed in 100 days. So, 280 workers were employed. But after 80 days it was found that…

A man and a boy received Rs. 800 as wages for 5 days for the work they did together. The man's efficiency in the work wa…

Computer A takes 3 minutes to process an input while computer B takes 5 minutes. If computers A, B and C can process an …

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…