Ratios & Rates
A recipe uses 2 cups of flour for every 3 cups of sugar. What is the ratio of flour to sugar?
2:3
Evaluate: 8 + 4 × 2
16
How many degrees are in a right angle?
90°
What is the median of 2, 4, 5, 7, 9?
5
What is the greatest common factor of 12 and 18?
6
A car travels 180 miles in 3 hours. What is the unit rate?
60 miles per hour
What is the value of x if x + 9 = 15?
x=6
Find the area of a rectangle with length 8 and width 5.
40 square units
What is the mean of 4, 6, 8?
6
What is the least common multiple of 4 and 6?
12
If 4 notebooks cost $12, how much does 1 notebook cost?
$3
Write an expression for "7 less than a number n."
n − 7
Find the perimeter of a rectangle with length 10 and width 4.
28 units
What is the range of 12, 18, 20, 25?
13
Convert 0.75 to a fraction in simplest form.
3/4
A classroom has 12 boys and 18 girls. What is the ratio of boys to girls in simplest form?
2:3
Solve: 3x = 27
x=9
What is the volume of a rectangular prism with dimensions 3 × 4 × 5?
60 cubic units
A question whose answers vary from person to person is called what type of question?
A statistical question
Order from least to greatest: 0.6, 2/3, 0.55
Answer: 0.55, 0.6, 2/3
A runner completes 15 miles in 2.5 hours. What is the unit rate?
6 miles per hour
4x + 5 = 29
x=6
A square has side length 12. What is its area?
144 square units
The data set is 3, 3, 5, 7, 7, 7, 10. What is the mode?
7
What is 25% of 80?
20