Two trains, one from Hyderabd to Bangalore and the other from Bangalore to Hyderabad, start simultaneously. After they meet, the trains reach their destinations after 9 hours and 16 hours respectively. The ratio of their speeds is ?  Choose the correct choice from the following choices: A) 2 : 3 B) 3 : 2 C) 3: 4 D) 1 : 2 E) 4 : 3
Let us name the trains as A and B.   Then, (A's speed) : (B's speed)   = √b : √a = √16 : √9 = 4:3   Answer : 4 : 3
<result>E</result>
Two trains, one from Hyderabd to Bangalore and the other from Bangalore to Hyderabad, start simultaneously. After they meet, the trains reach their destinations after 9 hours and 16 hours respectively. The ratio of their speeds is ?