A passenger train covers 135 km in 3 hrs while an express train covers 210 km in 2 hrs. Find the ratio of their speeds.
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Speed = Distance/Time
Speed of Passenger train = 135/3 = 45KM/hr
Speed of Express Train = 210/2 = 105 KM/hr
Ratio of their speed= Speed of Express train/Speed of Passenger train.
= 105/45
Ratio = 25:9
Speed of Passenger train = 135/3 = 45KM/hr
Speed of Express Train = 210/2 = 105 KM/hr
Ratio of their speed= Speed of Express train/Speed of Passenger train.
= 105/45
Ratio = 25:9
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Answer: 3:7
Explanation:
135 Km in 3 hrs
45 Km in 1 hr- Speed (Speed= Distance/Time)
210 Km in 2 hrs
105 Km in 1 hr- Speed
Therefore, 45:105
= 3:7
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