A truck covers a distance of 550 metres in 1 minute whereas a bus covers a distance of 33 km in 45 minutes. The ratio of their speeds is
সমাধান
সঠিক উত্তর: Option A
Speed of truck = 550m/min
Speed of Bus = 33000m/45min =2200/3m/min
Ratio = 550 : 2200/3
= 3:4