A conveyor belt delivers baggage at the rate of 3 tons in 5 minutes and second conveyor belt delivers baggage at the rat…

Twenty women together can complete a piece of work in 16 days, 16 men together can complete the same work in 15 days. Th…

A manufacturer builds a machine which will address 500 envelopes in 8 minutes. He wishes to build another machine so tha…

X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joi…

If 12 carpenters working 6 hours a day can make 460 chairs in 240 days, then number of chairs made by 18 carpenters in 3…

A sum of money is sufficient to pay A's wages for 21 days and B's wages for 28 days. The same money is sufficient to pay…

A work could be completed in 100 days by some workers. However, due to the absence of 10 workers, it was completed in 11…

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