Suppose a truck travels 60 km in first hour and 80 km in second hour. What is Average Speed of Truck?
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Answer:
7 - ( Step By Step explanation is given below )
Explanation:
Truck travels,
in first hour = 60 km
in second hour = 80 km
Average = Distance Travelled in First hour + Distance Travelled in Second Hour / 2
60 + 80 / 2
14 / 2
7
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