The speeds of 3 trains in the ratio 2:6:14. The ratio between time taken by them to travel the same distance is? Select:
A) 6:4:3
B) 21:7:3
C) 4:8:9
D) 6:5:2
E) 4:8:7
Ratio of time taken is = 1/2 : 1/6 : 1/14 = 21:7:3   Answer is 21:7:3
<result>B</result>
The speeds of 3 trains in the ratio 2:6:14. The ratio between time taken by them to travel the same distance is?