Answer: Speed = 74.63 km/h
Explanation:
We are provided with the following information:
Distance traveled = 50 km
Time taken = 40 minutes = [tex]\frac{40}{60} \ hours[/tex]
Time taken = 0.67 hours
Since, we know that;
[tex]Speed = \frac{Distance}{Time}[/tex]
Speed = [tex]\frac{50}{0.67}[/tex]
Speed = 74.63 km/h