Part I Review A
Order these numbers from least to greatest.
-2.1, -5, -12/5, -3.75, -4.2
-5, -4.2, -3.75,-12/5, -2.1
4x2+12
What is the value of this expression when x=6
156
Write an expression that is equivalent to 94
9x9x9x9
8 divided by 4/5
10
What is the absolute value of -2?
2
Write and expression for the following statement:
6 increased by the difference of 5y and 1
What is the value of this expression when y=2.5
6+(5y-1)
6+(5*2.5-1)=6+11.5=17.5
The circumference of the circle is 15pi inches. What is the area, in square inches of the circle? Express your answer in terms of pi.
7.5x7.5x pi= 56.25pi square inches
What is the mean of this data set?
45, 22, 34, 56, 72
229/5
45.8=mean
What is the volume of a figure that has a height of 4, width of 3, and length of 12?
144 cubic units.
What is the least common multiple of 4 and 9?
LCM=36
You have a picture in a frame. The picture is 5x7 and the frame is 8x10. What is the area of the frame?
45 square inches.
You can get 4 freezy pops for $6.00. What is the constant of proportionality if you were to graph the different numbers of freezy pops and the corresponding prices?
Write an equation to represent this relationshop when C is the cost of freezy pops, and F is the number of freezy pops purchased.
$1.50 per freezy pop
f*1.50=C
What is the GCF of 8 and 24?
GCF=8
Describe how you would graph the point (-4, -2) on the coordinate plane?
What would be an equivalent expression to 4(2x-7)?
8x-28
What is the value of the expression (1/5)3
1/125
42-22/2+12
17
What is the value of the following expression?
40-53+53
112
Write an equivalent expression to the following:
t+t+t+t+t+t+m+m+m
6t+2m
Max can run 4 miles in 36 minutes. At that rate, how far can he run in 90 minutes?
10 miles
You have an equilateral triangular prism. The measurements for the triangles are height=5 and length=4. The rectangles have a height of 6 and a length of 12.
236
You go out to dinner with your family. The bill is $73.65. Your dad wants to leave a 15% tip. What is the amount of the tip? What is the total cost of the meal?
$11.04 tip
$84.69 Total cost.
Find the value of R. 3+r/2=12
r=18
What is the radius of the circle when the circumference is 36pi?
d=36
R=18
The Wright family went to Olive Garden for dinner. The bill was $65.45. They want to leave a 15% tip. How much should the tip be? (round to the nearest penny)
$9.82