February 26, 2017

Homework Help: Math

Posted by Sue on Saturday, September 12, 2009 at 4:02pm.

The officejet printer can copy Sue's dissertation in 18 min. The laserjet printer can copy the same document in 22 min. If the two machines work together how long would they take to copy the dissertation?

Any help would be greatly appreciated.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions