10. Adebe Cook has a budget of $990 per month. His budget includes rent, utilities, transportation, clothing, groceries, and miscellaneous expenses.
For the past 6 months his expenditures were: January, $927.50; February,
$984.40; March, $1,032.32; April, $1,195,55; May, $874.24; and June, $943.37.
a. What is his average monthly expenditure?
b. How much over his budget is this?

answer: i think it's a

step-by-step explanation:

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,

answer: 270

step-by-step explanation:

you have to times 200 by 1.35 to get your answer