Cole drove from home to work at an average speed of 75 kmh. He then returned home at an average speed of 105 kmh. If the round trip took a total of 2 hours, how many minutes did it take Cole to drive to work?	Answers.
A) 66
B) 70
C) 72
D) 75
E) 78
Let the distance one way be x   Time from home to work = x/75   Time from work to home = x/105   Total time = 2 hrs   (x/75) + (x/105)= 2   Solving for x, we get x = 175/2   Time from home to work in minutes= (175/2)*60/75= 
<gadget id="calculator">(175/2)*60/75</gadget>
<output>70</output>
70 minutes   Ans= 70
<result>B</result>
Cole drove from home to work at an average speed of 75 kmh. He then returned home at an average speed of 105 kmh. If the round trip took a total of 2 hours, how many minutes did it take Cole to drive to work?