M following
Stretch 2
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John, Mary and Haf each have unknown cards. Find
the values of each card in their hands.
John: My cards have a mean of 7 and a mode of 8.
Mary: My cards have a median of 9 and range of 4.
Haf: My cards have a mode of 7 and a median of 8.
m, 56.2m

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,

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step-by-step explanation:

sorry but i cant draw that