31. The graph of a quadratic function is shown on the grid.
-3 -2 -1
1
2 3 4 5
9
7 8
2
الما
-5
-7
-8
-9
-10
Which function is best represented by this graph?

20000 as first it increases by 2500 then by 5000 so next it will increase by 10000

32

step-by-step explanation:

these are your clues: 1. kim ran 18 races2. this was four fewer races than twice thenumber, notice it says twice the number, so you would do the equation 18x2-4; which equals the number 32.thus, 32 is your answer.