Question

if wayne completed a task in one hour and sarah completed a task in two hours, how long will they take if they work together?
Every hour Wayne completes 1 task, and Sarah completes (1/2) task (simply take the reciprocal). Together, in 1 hour they will complete 3/2 tasks. Therefore, to complete 1 task, it takes them 2/3 hours.

Related Questions

Working​ together, Sarah and Jeff can do a task in 6 hours. Jeff uses a motorized cart to do the​ ta... make a task that can completed in an hour or less for a project whats an easy task that can be completed less then an hour A track team needed to run or jog 20 laps for their practice of the total 20 laps Sarah completed 4/...