3 trains leave a station at the intervals of half hour. The third train after travelling for 1 hour, meets the second train but this was half hour after it meets the first train. Calculate the speed of the second train relative to the first if the distance between the meeting points is 30 km.1. 15 kmph2. 20 kmph3. 25 kmph4. 40 kmphFor more questions related to Quant visit: http://www.thesmartant.club/forum/11/quant-doubts/http://www.thesmartant.club/forum/14/quantitative-...http://www.thesmartant.club/forum/44/quantitative-...

*Last update on October 11, 2:29 am by Rahil Choudhary.*