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 45 miles per hour. How many miles from the station was train A overtaken by train B? Select the correct option:  A) 100  B) 120  C) 140  D) 160  E) 180
After two hours, Train A is ahead by 60 miles.   Train B can catch up at a rate of 15 miles per hour.   The time to catch up is 60/15= 
<gadget id="calculator">60/15</gadget>
<output>4</output>
4 hours.   In 4 hours, train A travels another  30*4= 
<gadget id="calculator"> 30*4</gadget>
<output>120</output>
120 miles for a total of 180 miles.   The answer is 180.
<result>E</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 45 miles per hour. How many miles from the station was train A overtaken by train B?