Basic Problems on Time and Work » Nerds' Job Portal

A can do 1/2 of a piece of a work in 5 days, B can do 3/5 of the same work in 9 days and C can do 2/3 of the work in 8 days. In how many days can three of them together do the work?

A, B, and C together can complete the work in 4 days. Learn how to calculate their combined work rate in this step-by-step solution.

A can do 1/2 of a piece of a work in 5 days, B can do 3/5 of the same work in 9 days and C can do 2/3 of the work in 8 days. In how many days can three of them together do the work? Read More »

A, B and C together can do a work in 4 days. A and B alone can do it in 12 days and 10 days. How long will C can do it alone?

Time & Work / Team NJP

Learn how to solve a work and time problem using the LCM method, where A, B, and C complete a task together in 4 days, and A and B alone take 12 and 10 days respectively. Determine how long C will take to do the work alone.

A, B and C together can do a work in 4 days. A and B alone can do it in 12 days and 10 days. How long will C can do it alone? Read More »

A and B can complete a work in 12 days, B and C can complete in 20 days, C and A in 15 days…

Time & Work / Team NJP

Solve an engaging time and work problem involving three workers, A, B, and C. Learn how to calculate:
(i) The time taken by A, B, and C together to complete the work.
(ii) The time A alone will take to finish the task.
(iii) The time B alone will take to complete it.
(iv) The time C alone will take to finish the job.

A and B can complete a work in 12 days, B and C can complete in 20 days, C and A in 15 days… Read More »

A and B together can do a piece of work in 7 1/2 days and B alone can do it in 25 days. In how many days can A alone finish the work?

Time & Work / Team NJP

Question: A and B together can do a piece of work in days and B alone can do it in 25 days. In how many days can A alone finish the work? (a) (b) (c) 10 (d) None of the above Ans: (a) Explanation: A and B efficiency = = 10 units/day B’s efficiency =

A and B together can do a piece of work in 7 1/2 days and B alone can do it in 25 days. In how many days can A alone finish the work? Read More »

A and B together can complete a piece of work in 12 days. A alone can do it in 20 days. In how many days B alone complete the work?

Time & Work / Team NJP

Learn how to solve a time and work problem where A and B together complete a task in 12 days, and A alone takes 20 days. Discover the step-by-step calculation to find how long B alone would take to finish the work.

A and B together can complete a piece of work in 12 days. A alone can do it in 20 days. In how many days B alone complete the work? Read More »