engineering recuitment FSSAI Assistant Mock Test 2021 Quantitative Aptitude Speed Time and Distance Relative Speed
To travel 816 km, an Express train takes 9 hours more than Rajdhani train. If however, the speed of the Express train is doubled, it takes 4 hours less than Rajdhani train. What is the speed of Rajdhani train?
1
48 km/hr
2
62.8 km/hr
3
33.2 km/hr
4
77.5 km/hr