Sunday

April 20, 2014

April 20, 2014

Posted by **KeKe** on Wednesday, October 17, 2012 at 8:29pm.

9. How many 3-cent stamps are there in 4 dozen?

- Math -
**Steve**, Wednesday, October 17, 2012 at 11:19pmit takes the mile-long train 1 minute to pass any fixed point at 60 mph.

So, it takes 1 minute for the front of the train to pass through the tunnel.

At that point, the caboose is just entering the tunnel.

After one more minute, the caboose has exited the tunnel.

Total time: 2 minutes

**Related Questions**

Math - A train that is 1 mile long starts through a tunnel that is also 1 mile ...

Math - A train that is 1 mile long starts through a tunnel that is also 1 mile ...

Math - A train that is 1 mile long starts through a tunnel that is also 1 mile ...

Math - A train that is one mile long starts through a tunnel that is also 1 mile...

math - Train leaves a stationa traveling at 60 miles per hour. Eight hours later...

Math - A train is 1 mile long and is going through a tunnel a mile long, if the ...

physics - A train is moving with a speed of 50 miles per hour. A man standing ...

math - substitute to find the value of the expression. A train must cover a ...

Math - two trains are traveling toward each other adjacent tracks. one of the ...

MATH - Trains A and B are traveling in the same direction on parallel tracks. ...