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Calculus Name: ______Need for Speed Quiz
Problems 1-5: ) n o i t c e s
r time distance e t
n (min.) (mi.) i
k 0 0 a O
30 36 m
o 50 44 r f 78 79 s e l i m
n i (
e 80 c n a t s i 70 d
60
50
40 Sally drove on I-40 from Oak Road to his grandmother’s home in Grants, starting at noon. On her way,30 she had to slow down for a stretch, due to road construction. The above graph shows her distance from Oak Road from the time she left until she arrived, and the table on the right 20 lists key values that determine endpoints of lines in the graph. 10 1. What is the slope of the graph from time 0 to time 30 minutes?
2. How0 fast10 was Sally20 driving30 from40 time50 0 to 60time 30?70 80 time (in minutes from noon) 3. How fast was Sally driving when she had to slow down for road construction?
4. How fast did Sally drive after that?
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