Two cars A and B start a journey of 100 km at
the same point of time. Car A travels with a
uniform speed 40 km/h. Car B travels with 60
km/h speed, but stops after half an hour for 15
minutes due to engine failure. When it restarts
its speed remains 50 km/h. For the journey:
(i) Draw the speed-time curve.
(ii) Find out which car will finish the journey
first and how much time earlier?
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Answer:
CAR B WILL FINISH 27 MINUTES EARLY FROM CAR A
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