Homework Help: algebra

Posted by nono on Sunday, September 20, 2009 at 1:56pm.

the officejet printer can copy lisa's dissertation in 18 min. the laserjet printer can copy the same document in 20 min. if the two machines work together, how long would the take to copy the dissertation

algebra - PsyDAG, Sunday, September 20, 2009 at 2:04pm
If each was given half of the dissertation, wouldn't it be 19 minutes?
algebra - nono, Sunday, September 20, 2009 at 2:07pm
Wouln't it have to be a shorter timeframe since they are both working together? and one of them does it in 18 mins ..

Answer this Question

Related Questions

math - the officejet printer can copy lisa's dissertation in 18 min. the ...
Algebra/Time - The officejet printer can copy Lisa's dissertation in 22 min...
algebra - the officejet printer can copy maria's dissertation in 18 min. The...
algebra - The OfficeJet printer can copy Maria's dissertation in 18 min. The...
Math - The officejet printer can copy Sue's dissertation in 18 min. The ...
algebra - 1. Jodie biycles 5km/h faster than Predup. In the same time it takes ...
Algebra - The officejet printer can copy sues dissertation in 16 minutes. The ...
Algebra - The officejet printer can copy sues dissertation in 16 minutes. The ...
Algebra II - The Officejet printer can print a dissertation in 10 minutes. It ...
Algebra II - The Officejet printer can print a dissertation in 10 minutes. It ...

For Further Reading

First Name:
School Subject:
Answer: