Thursday
April 24, 2014

Homework Help: algebra

Posted by Steven on Thursday, May 20, 2010 at 3:29pm.

One paving machine can surface 1 km of highway in 6 hours. Another can surface 1 km of highway in 8 hours. how long would it take to surface 1 km of highway with the two machines working together?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - sorry for reposting this but im really stuck Simpson drives his car ...
science - What is the average speed of a satellite given the following ...
physics - On July 15, 2004, NASA launched the Aura spacecraft to study the earth...
physics - (a) What is the escape speed on a spherical asteroid whose radius is ...
physics - (a) What is the escape speed on a spherical asteroid whose radius is ...
physics - A highway is to be built between two towns, one of which lies 24.0 km ...
12th grade (Physics) - A highway is to be built between two towns, one of which ...
physics - a highway is to be built between two towns, one of which lies 35.0 km ...
physics - A highway is to be built between two towns, one of which lies 49.0 km...
Science - A highway is to be built between two towns, one of which lies 98.0 km ...

Search
Members