Truck A is 25 miles ahead of Truck B, which is traveling the same direction along the same route as Truck A. If Truck A is traveling at an average speed of 49 miles per hour and Truck B is traveling at an average speed of 54 miles per hour, how long will it take Truck B to overtake and drive 15 miles ahead of Truck A?
Choose the correct choice from the following answers.
A) 2 hours 20 minutes	B) 6 hours	C) 8 hours	D) 5 hours 45 minutes	E) 3 hours
Relative speed = 54-49= 
<gadget id="calculator">54-49</gadget>
<output>5</output>
5 miles per hour   Dist required= 25+15= 
<gadget id="calculator">25+15</gadget>
<output>40</output>
40 miles   Time taken to overtake= 40/5= 
<gadget id="calculator">40/5</gadget>
<output>8</output>
8 hours. 8 hours is the answer.
<result>C</result>
Truck A is 25 miles ahead of Truck B, which is traveling the same direction along the same route as Truck A. If Truck A is traveling at an average speed of 49 miles per hour and Truck B is traveling at an average speed of 54 miles per hour, how long will it take Truck B to overtake and drive 15 miles ahead of Truck A?