a man travels a certain distance by train in 4 hours and 12 minutes at a speed of 40 4.8 km per hour. how much time will it take to cover the same distance if the speed of the train is increased to 58.8 km per hour..
Ananya,you can call me that....
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Answer:
Given: A man travels a certain distance by train in 4 hrs and 12 min at the speed of 44.8 km per hour.
Speed of the train is increased to 58.8 km per hour.
Let the time taken by train be z hrs.
According to the question,
Distance = Time ×Speed
=> (252 x 44.8) = z x 58.8
=> z= 11289.6/58.8 = 192
Hence,
Time taken = 192 minutes or 3 hours and 12 minutes.
or
Time =4hr 12 min =4.2hr
And speed= 44.8km/h
Distance =44.8x4.2=188.16km
===>Distance =speed ×time
The distance covered by train is 188.16km
Distance =188.16km
Speed=58.8km/h =>Time=distance/speed
Time =188.16/58.8=3.2
3.2 hr =3hr 12 min
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Hello
idk the answer but I want to ask that
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