20. 15 points SerPSE7 1AE.03 My Notes Ask Your EXAMPLE 1.3 Is He Speeding? On an

Question

20. 15 points SerPSE7 1AE.03 My Notes Ask Your EXAMPLE 1.3 Is He Speeding? On an interstate highway in a rural region of Wyoming, a car is traveling at a speed of 44 m/s. Is the driver exceeding the speed limit of 70 mi/hr? SOLVE IT Convert meters in the speed to miles: (44 m/s) 2.73 x 10' mws 1609 m Convert seconds to hours: 60 s 1 min 1 hr mi/hr The driver is indeed exceeding the speed limit and should slow down MASTER IT HINTS: GETTING STARTED I rM STUCK Suppose you are traveling at 64 mi/hr. Convert your speed to km/hr and m/s km/hr Need Help? Lnte.Tuter Home My Assignments Extension Request

Explanation / Answer

Part a) speed = 44 m/s in miles/hour

44 m/s / 1609 m = 0.027346177 miles/s

0.027346177 miles/s * ( 60 * 60 ) = 98.4462399 miles/hour =====Part a)

Part b) 64 miles/hour ( 1.60934 ) = 102.998 km/hr ==========Part b)

64 miles/hour * ( 0.44704 ) = 28.6106 m/s =================Part b)

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