Posted by **Bell** on Thursday, November 29, 2012 at 5:09pm.

An “A” train leaves a subway station every 12 minutes. An “E” train leaves every 9 minutes. If both trains just left the station on parallel tracks, when will both leave the station together again?

- Math -
**Steve**, Thursday, November 29, 2012 at 5:10pm
LCM(9,12) = 36

## Answer this Question

## Related Questions

- Math 6th grade - Story Problem - Factoring An "A" train leaves a subway station ...
- math - At the "Neverlate" railroad station there are two tracks, A and B, both ...
- 8th grade math PLEASE HELP! - At Eglinton subway station the 54 Lawrence bus ...
- Math - At Eglinton subway station the 54 Lawrence bus leaves the station every ...
- Math - Two trains are travelling on parallel tracks both going from station A to...
- Math - Hello, I need help with a 5th grade math question. The red train returns ...
- physics - An express subway train passes through an underground station. It ...
- physics - An express subway train passes through an underground station. It ...
- college physics - An express subway train passes through an underground station...
- Math Algebra - A quick question to check my answer. Trains A & B are travelling ...