1.

Two trains for Jhansi leave from Delhi at 10 am and9.30 am and travel at 80 km/h and 70 km/h respectively.How many kilometers from Delhi will the two trains betogether.(a) 360 km (b) 320 km (c) 270 km (d) 280 km

Answer»

every hour first train will cover 80 km and second train will cover 70 km.first train leave at 10 and second train leave at 9:30.after 3.5 hrs first train will cover 280 km.after 4 hrs second train will cover 280km.that means at 13:30 both train will together and that is 280 km from delhi.



Discussion

No Comment Found