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metchelle

If we are to say that the average speed per hour, then the answer is 58kph, in calculation to get the average, you just divide the total distance over the period of time. in equation, 406km/7hr the answer is 58 kilometers per hour.

Answer:

Average speed of the motorist is 58 km/hour.

Explanation:

Total distance covered by motorist = D = 406 km

Total time taken motorist = T = 7 Hours

The formula of an average speed is given by:

\(S_{avg}=\frac{\text{Total distance covered}}{\text{Total time taken}}=\frac{D}{T}\)

Average speed of the motorist is:

\(S_{avg}=\frac{406 km}{7 hours}=58 km/hour\)

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