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A bus covers a distance in 50 minutes, if it runs at 48 km/hr on an average speed. The speed at which the bus must run to reduce the time of journey to 40 minutes will be1. 40 km/hr2. 60 km/hr3. 50 km/hr4. 30 km/hr |
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Answer» Correct Answer - Option 2 : 60 km/hr Given: Time is taken to cover distance = 50 minutes Speed of a bus = 48 kmph Formula used: Distance = speed × time Speed = distance / time Calculations: Distance = 48 × (50/60) = 40 km Speed = 40/(40/60) ⇒ 60 km/hr ∴ The bus must run to reduce the time of journey to 40 minutes it runs at 60 km/hr |
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