Exponent Rules
Constant of Proportionality
Equations, Expressions Inequalities
Geometry
Surprise!
100
Simplify:
(-5)^-9 * (-5)^12
(-5)^3 or -125
100
What is the constant of proportionality for this graph?
2 (k= y/x)
100
-3x -7 = -94
x = 29
100
A circle has a circumference of 100.48 units. What is the radius of the circle? Use 3.14 for pi.
The radius is 16 because the diameter is 32.
100
Christian exercised for 110 minutes this week. He isn't going to have time this week and is going to exercise 30% less this week. How much will he exercise over the two weeks?
187 minutes
200
((-5)^4 * (-4)^3)/ ((-5)^2
-1600
200
5 tank tops cost $76.25. Write an equation that relates the cost to the quantity of tank tops purchased.
(your equation will be in the form y=kx)
y=15.25x
200
-2x +3 < 16
x> -6 1/2
200
Find the area of the trapezoid:
109.18 square meters
200
Evaluate using the order of operations.
-6 +(13-7)^2 - 4^2
14
300
5^4 * (-6)^4
(-30)4
300
What is the constant of proportionality for this table?
k = 7/9
300
6x^2 -3y+5x-7x^2-14x
-x^2-9x-3y
300
Find the volume of a cylinder with a diameter of 6 meters and a height of 14 meters. Use V=Bh or
V=pir^2h
395.64 square meters
300
What measure of variability would best be used for this dot plot?
IQR (there is an outlier)
Median is the measure of center.
400
8^-3 * 64
0.125 or 1/8
400
Does this table show a proportional relationship? If so, what is the constant of proportionality?
No, the ordered pair (0,4) indicates that there is a y-intercept and that this graph does not intersect the origin.
400
x/3-8=-19
x= -33
400
Find the area of the composite figure
160cm2
400
In a bag of Skittles, there are 12 orange, 16 red, 8 purple, and 14 green. What is the probability of selecting a skittle that is NOT red or purple? Write your probability as a fraction in simplest form, and as a percent.
13/25 , 52%
500
(-5^12)^3
(-5)^36
500
C
500
The scale on a map says that 2 centimeters equals 15 meters. What is the distance on the map if the real life distance is 23 meters? Round to the nearest tenth if necessary.
3.1 centimeters
500
Find the area of the parallelogram:
120 square yards
500
At Westglades Middle School, all of the students are car riders or bus riders. The ratio of car riders to bus riders is 6 to 16. What percent of the students are car riders? If necessary, round to the nearest whole percent.
27%