The formula of speed is speed = distance/time. To operate out what the crews are for speed, you ought to know the units for distance and time. In this instance, distance is in meters (m) and time is in seconds (s), so the units will be in meters per second (m/s).
as we know that
Speed = distance/ time
first, convert km into m of distance
then distance will be 380000000m.
putting the given values in the formula
The time required would be
34545.45 seconds.
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