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A train leaves Meerut at 6 A.M. and reaches Delhi at 10 A.M. Another trainleaves Delhi at 8 A.M. and reaches Meerut at 11:30 A.M. At what time do thetwo trains cross each other ?(d) 8:56 A.M.A(c) 8:36 AM |
Answer» HEY USER!THIS IS YOUR ANSWER:-Let the distance between Meerut and Delhi be y km. Average speed of the train leaving Meerut = y/4 km/hr. Average speed of the train leaving Delhi = 2Y/7 km/hr. suppose they meet x hrs. after 6 a.m then, xy/4 + 2y (x-2)/7 = y ⇒ x/4 + 2x-4/7 = 1 ⇒ 15X = 44 ∴ x = 44/15 = 2 hrs. 56 min So, the train meet at 8:56 a.m HOPE IT HELPS!HAVE A GOOD DAY :D |
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