Karen walked a total of 9.52 miles in a walk-a-thon. if her average speed was 2.8 miles per hour, how long did it take karen to
1 answer:
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Answer:
2
Step-by-step explanation:
Average Rate of Change:
Step 1: Define variables
f(b) = 5
f(a) = 3
b = 2
a = 1
Step 2: Plug into formula
(5 - 3)/(2 - 1)
2/1
2