Posted by **dan** on Thursday, October 1, 2009 at 8:40pm.

There are two machines that produce aluminum cans. The newer machine can produce 7200 cans in 200 minutes. It takes the older machine 300 minutes to produce that many cans. If the two machines work together, how long will it take them to produce 7200 cans?

i did

200x+300x = 7200

500x=7200

x=14.4mins?

## Answer This Question

## Related Questions

- math - jenny's company has two photocopying machines, one of which is older and ...
- MATH - A company makes three products X, Y and Z. Each product requires ...
- MATH- please help! - A company makes three products X, Y and Z. Each product ...
- MATH-PLEASE HELPPP!!!! - A company makes three products X, Y and Z. Each product...
- math- im really confused! please help!! - A company makes three products X, Y ...
- work force leadership - A supervisor needs to produce metal nameplates for ...
- Math - A factory has 3 machines that produce the same item. Machines 1 and 2 ...
- math - In 2 minutes, a conveyor belt moves 300 pounds of recyclable aluminum ...
- math - A machine on a production line fills 8 soft drink cans per minuet. How ...
- Pre-Calc - The Sweet Drip Beverage C. sells cans of soda pop in machines. It ...

More Related Questions