To travel 660 km, an Express train takes 10 hours more than Rajdhani. If however, the speed of the Express train is doubled, it takes 7 hours less than
Rajdhani. The speed of Rajdhani is
To travel 660 km, an Express train takes 10 hours more than Rajdhani. If however, the speed of the Express train is doubled, it takes 7 hours less than
Rajdhani. The speed of Rajdhani is 1). 38.8 km/hr 2). 16.2 km/hr 3). 50.1 km/hr 4). 27.5 km/hr