Ratios and Proportions
What is the ratio of 4 apples to 10 oranges?
2:5
What is the opposite of -7?
7
Evaluate: 3x when x = 4
12
What is the area of a rectangle with length 5 and width 3?
15 sq units
What is the mean of 4, 6, 8, 10?
7
A recipe uses 3 cups of flour for every 5 cups of sugar. How much sugar for 6 cups of flour?
10 cups
What is 4 ÷ 0.5?
8
Simplify: 5(2 + 3)
25
How many degrees in a triangle?
180°
What is the mode of 2, 4, 4, 5, 6?
4
Write a rate for 60 miles in 2 hours.
30 miles/hr
Plot -3 and 2 on a number line. Which is farther from 0?
-3
Solve: x + 6 = 13
x=7
Find the volume: length 4, width 3, height 2
24 cubic units
What is the median of 7, 8, 9, 10, 12?
9
If 5 pens cost $10, how much do 8 pens cost at the same rate?
$16
What is the greatest common factor of 24 and 36?
12
Is the expression 4(2 + x) equivalent to 8 + 4x?
Yes
What is the missing angle if two angles are 60° and 80°?
40°
If 1 out of 4 marbles is red, what is the probability of picking red?
1/4
What is the value of x if 3/4= x/8
x=6
What is 2.4 × 3.1?
7.44
What is the solution to: 2x = 18
x = 9
Classify a triangle with sides 5, 5, and 8 (right, obtuse, etc)
Isosceles
A set has a range of 10 and a lowest value of 3. What is the highest value?
13