Anup start a bike at 6am. and rides it at 60kmph. Raghu started at 7pm with his car at 80kmph. When will Raghu overtake Anup?
Choose the correct choice from the following answers
A) 8:30am  B) 9:40am  C) 10:00am  D) 12:00pm  E) 11:10am
Suppose bike is overtaken by car xhrs after 6am   Distance covered by the bike in x hrs = distance covered by the car in x-1 hr   60x = 80(x-1)   20x = 80   x = 4 hrs   Required time = 6+4= 
<gadget id="calculator">6+4</gadget>
<output>10</output>
10:00am   Answer is 10:00am
<result>C</result>
Anup start a bike at 6am. and rides it at 60kmph. Raghu started at 7pm with his car at 80kmph. When will Raghu overtake Anup?