Ratios & Proportions
What is the ratio of 4 apples to 6 oranges in simplest form?
2:3
Simplify: 12/16
3/4
What is the area of a rectangle with length 8 cm and width 5 cm?
40 cm^2
Simplify: 3x + 2x
5x
Find the mean of 4, 8, 6, 10, 12.
8
A recipe calls for 2 cups of sugar for every 5 cups of flour. How much sugar is needed for 15 cups of flour?
6 cups
Jenny bought gas for her car.
• Gas cost $5.45 per gallon.
• Jenny bought 12.2 gallons.
What was the total cost for Jenny’s gas?
$66.49
Find the perimeter of a triangle with sides 7 cm, 9 cm, and 12 cm
28 cm
Solve: x + 4 = 12
x = 8
Find the median of 5, 9, 7, 3, 11
7
If 3 out of 8 students ride the bus, what percent ride the bus?
37.5%
Steve has 3 1/2 cups of flour. One of his recipes requires 1/8 cup of flour. What is the maximum number of times Steve can complete the recipe?
28
A triangle has base 10 cm and height 4 cm. What is its area?
20 cm^2
8 + 12 ÷ 4 × 2
14
Find the mode of 2, 4, 4, 6, 8, 4.
4
There are 4 trucks for every 5 cars in a parking lot. How many trucks and cars
could be in the parking lot?
A 64 trucks and 80 cars
B 72 trucks and 73 cars
C 84 trucks and 100 cars
D 96 trucks and 110 cars
A 64 trucks and 80 cars
Paul had a job during his summer vacation. He earned $6.75 per hour. He worked 20 hours per week for 10 weeks. How much money did Paul earn?
$1350
What is the volume of a rectangular prism with length 5 cm, width 3 cm, and height 4 cm?
60 cm^3
(4 + 6) × 3
30
Find the range of 15, 22, 18, 10, 25.
15
x/5 = 12/15
x = 4
Add: 12.45 + 9.678 + 3.2
25.328
Find the area of a Parallelogram with base 9 cm and height 4 cm.
36cm2
(5 + 3)² ÷ 4
16
For the data set 4, 7, 9, 12, 15, 18, 20, find the lower quartile and upper quartile.
Lower quartile = 7; Upper quartile = 15