Question

a truck travels 520km in 4.5 hours calculate the speed of the truck in m/sec​

Answer 1

Answer:

32m/s is answer

speed = distance / time

speed is expressed in m/s or kmph

Explanation:

by using unit of speed we simply do this

speed=520/4.5

=5200/45kmph

but given speed in m/s

kmph. *(5/18)= m/s

5200/45 * (5/18)

the speed is 32.098m/s

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