the speed of shatabdi express is 120 km/h and it takes 4 hours for a journey find the time taken by the train if it is slowed down to 80 km/h due to fog
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Is the answer 6hrs the solution is attached u can refer.
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x1/y1=x2/y2
x1=120
y1=80
x2=40
y2=unkown=x
x1/y1=x2/y2
120/80=4/x
=6hrs
it is direct proportion
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