a bus was moving towards its destination travels first 40 km for uniform speed of 55 km/h and next 20 km at the uniform speed of 50km/h .find the total time taken by the bus to reach its destination
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Total distance covered by car = 60 km
And, total time taken in journey t=t1+t2
t=v1s1+v2s2
=6030+4030
=45 h
Therefore, Average Speed=Total TimeTotal Distance=45 h60km=48 km/h
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this is my first answer check if it is correct
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