0 votes 0 votes Two trains started at $7$AM from the same point. The first train travelled north at a speed of $80$km/h and the second train travelled south at a speed of $100$ km/h. The time at which they were $540$ km apart is ________ AM. $9$ $10$ $11$ $11.30$ Quantitative Aptitude gate2019 numerical-ability speed-time-distance + – soujanyareddy13 asked Nov 3, 2020 edited Feb 18, 2021 by soujanyareddy13 soujanyareddy13 2.7k points answer comment Share Follow See all 0 reply Please log in or register to add a comment.