A can finish a piece of work in 18 days and B can do the same work in half of the time taken by A. Then working together…

A and B together can complete a job in 8 days. Both B and C, working alone can finish the same job in 12 days, A and B c…

A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could ha…

A and B can together finish a piece of work in 30 days. They worked on it 20 days and then B left. The remaining work wa…

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…

A company employed 200 workers to complete a certain work in 150 days. If only $$\frac{1}{4}$$ th of the work had been …

Working efficiencies of P and Q for completing a piece of work are in the ratio 3 : 4. The number of days to be taken by…

16 women take 12 days to complete a work which can be completed by 12 men in 8 days. 16 men started working and after 3 …