Train A leaves the station traveling at 30 miles per hour. Two hours later train В leaves the same station traveling in the same direction at 35 miles per hour. How many miles from the station was train A overtaken by train B?	Pick:
A) 420	B) 450	C) 480	D) 510	E) 540
After two hours, Train A is ahead by 60 miles.   Train B can catch up at a rate of 5 miles per hour.   The time to catch up is 60/5= 
<gadget id="calculator">60/5</gadget>
<output>12</output>
12 hours.   In 12 hours, train A travels another  30*12= 
<gadget id="calculator"> 30*12</gadget>
<output>360</output>
360 miles for a total of 420 miles.   The answer is 420.
<result>A</result>
Train A leaves the station traveling at 30 miles per hour. Two hours later train В leaves the same station traveling in the same direction at 35 miles per hour. How many miles from the station was train A overtaken by train B?