Ratios
Simplfy the ratio of 4 to 8
1:2
What is the mean of the numbers 2, 4, and 6?
4
Solve for x: x+5=12
x=7
What is 50% of 200?
100
What shape has 6 faces, all of which are rectangles?
Rectangular prism
If there are 3 apples and 4 oranges, what is the ratio of apples to oranges?
3/4 or 3:4.
What is the median of the set: 3, 1, 4, 2, 5?
3
Solve for x: 3x=15
x=5
If a shirt costs $40 and is on sale for 25% off, how much is the sale price?
$30
How many edges does a cube have?
12
Simplify the ratio 10:15.
2:3
What is the mode of the following numbers: 4, 1, 2, 4, 3, 4, 5?
4
3(4+x)
12+3x
What is 20% of 150?
30
What is the name of a 3D shape with a circular base and a point at the top?
Cone
If a recipe calls for a ratio of 2 cups of flour to 3 cups of sugar, how much sugar is needed for 4 cups of flour?
6 cups of sugar
Find the mean of the numbers 10, 20, 30, and 40.
25
5x+2=17
x=3
A student scored 75 out of 100 on a test. What percentage did they score?
75%
What is the volume formula for a cube?
V=s^3
where s is the length of a side.
A class has 12 boys and 8 girls. What is the ratio of girls to the total number of students?
8/20 or 2:5
In the set 7, 3, 9, 1, 5, what is the median?
5
Expand the equation
6x+4
2(3x+2)
If a product's price increases from $80 to $100, what is the percentage increase?
25%
How many vertices does a pyramid with a square base have?
5