In covering distance,the speed of A & B are in the ratio
of 3:4.A takes 30min more than B to reach the destion.The time
taken by A to reach the destinstion is.  Choose the correct choice from the following choices: A) 4 hrs B) 9 hrs C) 3 hrs D) 5 hrs E) 2 hrs
Ratio of speed = 3:4   Ratio of time = 4:3   let A takes 4x hrs,B takes 3x hrs   then 4x-3x = 30/60 hr   x = ½ hr   Time taken by A to reach the destination is 4x = 4 * ½ = 2 hr   Answer is 2 hrs.
<result>E</result>
In covering distance,the speed of A & B are in the ratio
of 3:4.A takes 30min more than B to reach the destion.The time
taken by A to reach the destinstion is.