Two trains starting at same time, one from Bangalore to Mysore and other in opposite direction arrive at their destination 1 hr and 4 hours respectively after passing each other. How much faster is one train from other? Choose one:	A) 1:2	B) 2:1	C) 1:3	D) 3:1	E) 1:4
root (b):root(a)   2:1   ANSWER:2:1
<result>B</result>
Two trains starting at same time, one from Bangalore to Mysore and other in opposite direction arrive at their destination 1 hr and 4 hours respectively after passing each other. How much faster is one train from other?