Module 3 Review

The average rate of change represents the amount of snacks per calories

The rate of change represents the amount of calories per snack

The rate of change represents the amount of food per drinks

The rate of change represents the amount of snacks in the store

Modis Building: 12/2 = 6

Modis Building: 22/15 = 4.6

Sears Tower: 17/4 = 2.43

Sears Tower: 10/3 = 3.3

Matthew is spending his money at a faster rate than Mitchell.

The rate of change represents the money the boys spend per hour

playing video games.

Mitchell spends $6 every hour he plays video games.

Matthew spends $5 every hour he plays video games.

x = # of minutes reading

y = Pages read

y= x + 28

y=2x+12

y = 3x + 12 - 28

y= 4.5x + 25

y = 25x + 4.5

y=5.25x+25

y=25x + 5.25

x=10

y=13

x=16

y=7

25c+40p=225

25c+25c=445

20c+35p=380

35p+40p=380

45c+75p=825

Uniform Cost: $225

Uniform Cost: $145

Cleats cost: $10

Cleats Cost: $16

3 brownies

2 cookies

5 brownies

8 cookies

(-3,-1)

(4,-1)

(2,1)

(-4,2)

(3,3)

$s\ +\ y<40$

$s\ +\ y\ \le40$

$13s\ +9y\ge368$

$13s\ +9y\ >368$

$y\le2x\ +2$

$y\ >\ 2x\ +\ 2$

$y\ \ge\ \frac{1}{2}x\ -2$

$y\ <\ 3x\ -4$