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prudent prudent Jan 16, 2021

The ratio of speeds of goods train and passengers train is 7:9. In same direction the passenger trains cross the goods train in 60 sec while the passenger in passengers train observed that he cross the goods train in 35 seconds Find the ratio of length of goods train to passenger train?​

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Answer:

Distance covered by the passenger train in 4 hours =(80×4)km=320km

This is the distance covered by the goods train in 10 hours.

∴ Speed of goods train =

10

320

km/hr=32km/hr.

104
Kayl Kayl
Jan 16, 2021
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