A can do a piece of work in 12 days, while B alone can do it in 18 days. They work together for 6 days and the rest of the work is completed by C in 4 d...
138 unit of work can be completed by P alone in 23 days. P started working alone and joined by Q after 11 days such that they completed the remaining wo...
‘n’ men working 16 hours a day can complete a work in 10 days while (2n – 4) men working 10 hours a day can complete the same work in ...
A alone can complete 40% of a work in 18 days while B takes 15 days more than A to complete it. If B and C together can complete the work in 20 days, th...
A can complete `1/4` of a work in 6 days and B can complete `2/5` of the work in 12 days. In how many days can both A and B together complete the work?<...
Two men A and B started a job in which A was thrice as good as B and therefore took 60 days less than B to finish the job. How many days will they take ...
The ratio of efficiencies of X and Y for doing a certain work is 5 ∶ 9. Working together, they can complete a work in 15 days. X alone will complete 6...
20 men can do a piece of work in 14 days working 9 hours a day. How many men can do double the work in 16 days working 7 hours a day?
Individuals 'A', 'B', and 'C' can complete a certain task independently in 3, 4, and 6 days respectively. If they collaborate on the task, how many days...
The ratio of time taken by P, Q and R to complete work alone is 6:8:3 respectively. If all three together complete the work in 5 days, then find in how ...