. Sanjana travels 660 km. partly by train and partly by car. If she covers 300km by train and the rest by car,
it takes 13.5 hours. But, if she travels 360 km by train and the rest by car, she takes 30minutes longer. Find
the time taken by Sanjana if she travels 660km by car. (in hours)
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Answer:
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Explanation:
Let the speed of the train and car be t km/hr and c km/hr respectively.
As per the question, we have
t
300
+
c
360
=13.5 ....(1)
and
t
360
+
c
300
=14 ....(2)
On solving (1) and (2), we get
t=40 km/hr abd c=60 km/hr
Therefore, the time taken by car to travel 660 km =
60
660
=11 hours.
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