Kirsten and molly are on a 3- daybike ride. the entire route is 156 miles. on the first day they biked 64 miles, and on the second day they biked 45 miles. how many miles do they have left to bike on third day? a.47 miles. b.48 miles. c.49 miles. d.50 miles a girl out.

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

1. 3. can also be expressed as (22/7)

2. -4.5

3. 3.6

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