Posted by **Ann** on Wednesday, July 4, 2012 at 11:35pm.

Megan and Sam together take 12 minutes to wash a car. Washing the car by herself took Megan 21 minutes. How long would it take Sam to wash the car?

## Answer This Question

## Related Questions

- math - A group of students have volunteered for the student council car wash. ...
- math - Jack and Jill wash a car at the same rate . Working together it takes ...
- Algebra - Evan washes two types of vehicles. It takes him 30 minutes to wash a ...
- algebra - frank can wash the car in 2/3 the time his younger brother,joe,can ...
- Math - Ingrid walked her dog and washed her car . She spent 3 times as much time...
- Math - Megan completes most puzzles in 24 minutes. Hassan completes most puzzles...
- Math - Vivica washhes 6 cars in 60 minutes. How many minutes does it take Vivica...
- Math - Sam needs to cut a piece of sheet metal into 8 pieces. All the cuts are ...
- math - How is this problem solved? It takes Bobby 60 minutes longer to wax the ...
- Critical Thinking - Need help with identifying argument and reasoning for Having...

More Related Questions