An algebra problem by Interliser 727
A project, which Dan needs 12 hours to finish while Grace needs 15 hours to finish and Celine needs 18 hours to finish. If Dan works for 1 hour, then Grace works for one hour, and Celine works for one hour after Grace. If the process continues, what is the time needed to finish the project?
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
0 solutions
No explanations have been posted yet. Check back later!