Correct Answer: 6 h
Explanation:
Speed of truck = Distance/time = 368/8 = 46 km/h
Now, speed of car = (speed of truck + 18) km/h = (46 + 18) = 64 km/h and
Distance travelled by car = 368 + 16 = 384 km
∴ Time taken by car = Distance/Speed = 384/64 h = 6 h
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