state gov WBPSC Food SI Mock Test 2023 Quantitative Aptitude Speed Time and Distance Problem on Trains
Speed of a bullet train is 10% more than the normal train. If the normal train cover 400 km in 4 hours, find the speed of the bullet train?
1
90 km/h
2
112 km/h
3
110 km/h
4
120 km/h