Mixed Review
Solve for the m<f if the m<b is 54 degrees.
54 degrees
What is 3.2% of $40?
1.28
20% of what number is 145?
725
Solve for d in the formula d=3.9t if t=1.39.
5.421
The ratio of boys to girls at the school was 3 to 8. If there are 484 students at the school, how many boys are there?
132 boys
Solve the equation for z = xy for x.
x= z/y
Find 2 of the following for the data set:
40, 30, 66, 55, 76, 89, 30
Mode, Mean, Median, and Range
Mode: 30
Mean: 55.14
Median: 55
Range: 59
If 2 cards are drawn from a deck of cards and not replaced, what is the probability that both will be kings?
12/2652
1/221
Find the volume of a cylinder with a diameter of 6 and a height of 15. Use 3.14 for pi. Write answer in cm.
423.9 cubic cm
1 2/5x + 4 =18
10
During the winter, an umbrella costs 30% less than in the summer. In the summer the cost is $12. What is the cost of the umbrella in the winter?
$8.40
Use similar triangles to solve for the missing side and also name the scale factor from the smaller to larger triangle.
7.5
SF: 2:3
Find the perimeter of this figure. Use 3.14 for pi and write answer in inches.
38.84 in
10x - 18 = 5x + 17
x = 7
Make a table showing 3 ordered pairs for the function y =3x + 1. Then graph these points on a coordinate plane and draw a line through the points. What is the slope of the line?
x = 1, 2, 3
y = 4, 7, 10
slope is 3
(-5xy)(3xyz) divided by -3xz
5xy2