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The Average Speed of a Vehicle on a Stretch of a Route

Question 82

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The average speed of a vehicle on a stretch of a route between 6 A.M. and 10 A.M. on a typical weekday is approximated by the function ​ The average speed of a vehicle on a stretch of a route between 6 A.M. and 10 A.M. on a typical weekday is approximated by the function ​ , where is measured in miles per hour and is measured in hours, with corresponding to 6 A.M. ​ At what time of the morning commute is the traffic moving at the slowest rate? What is the average speed of a vehicle at that time? ​ A) time = 7 A.M. ; average speed = 50 mph B) time = 7 A.M. ; average speed = 30 mph C) time = 7 A.M. ; average speed = 45 mph D) time = 7 A.M. ; average speed = 40 mph The average speed of a vehicle on a stretch of a route between 6 A.M. and 10 A.M. on a typical weekday is approximated by the function ​ , where is measured in miles per hour and is measured in hours, with corresponding to 6 A.M. ​ At what time of the morning commute is the traffic moving at the slowest rate? What is the average speed of a vehicle at that time? ​ A) time = 7 A.M. ; average speed = 50 mph B) time = 7 A.M. ; average speed = 30 mph C) time = 7 A.M. ; average speed = 45 mph D) time = 7 A.M. ; average speed = 40 mph , where The average speed of a vehicle on a stretch of a route between 6 A.M. and 10 A.M. on a typical weekday is approximated by the function ​ , where is measured in miles per hour and is measured in hours, with corresponding to 6 A.M. ​ At what time of the morning commute is the traffic moving at the slowest rate? What is the average speed of a vehicle at that time? ​ A) time = 7 A.M. ; average speed = 50 mph B) time = 7 A.M. ; average speed = 30 mph C) time = 7 A.M. ; average speed = 45 mph D) time = 7 A.M. ; average speed = 40 mph is measured in miles per hour and The average speed of a vehicle on a stretch of a route between 6 A.M. and 10 A.M. on a typical weekday is approximated by the function ​ , where is measured in miles per hour and is measured in hours, with corresponding to 6 A.M. ​ At what time of the morning commute is the traffic moving at the slowest rate? What is the average speed of a vehicle at that time? ​ A) time = 7 A.M. ; average speed = 50 mph B) time = 7 A.M. ; average speed = 30 mph C) time = 7 A.M. ; average speed = 45 mph D) time = 7 A.M. ; average speed = 40 mph is measured in hours, with The average speed of a vehicle on a stretch of a route between 6 A.M. and 10 A.M. on a typical weekday is approximated by the function ​ , where is measured in miles per hour and is measured in hours, with corresponding to 6 A.M. ​ At what time of the morning commute is the traffic moving at the slowest rate? What is the average speed of a vehicle at that time? ​ A) time = 7 A.M. ; average speed = 50 mph B) time = 7 A.M. ; average speed = 30 mph C) time = 7 A.M. ; average speed = 45 mph D) time = 7 A.M. ; average speed = 40 mph corresponding to 6 A.M.
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At what time of the morning commute is the traffic moving at the slowest rate? What is the average speed of a vehicle at that time?
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A) time = 7 A.M. ; average speed = 50 mph
B) time = 7 A.M. ; average speed = 30 mph
C) time = 7 A.M. ; average speed = 45 mph
D) time = 7 A.M. ; average speed = 40 mph

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