Ratios and Proportional Relationships
A recipe calls for 3 cups of sugar for every 5 cups of flour. How much sugar is needed for 15 cups of flour?
9 cups
Write the following in expanded form:
3(x - 4)
3x-12
Two angles are vertical angles. If one measures 65 degrees, what is the measure of the other?
65 degrees
What is the mean of 2, 4, 6, 8, 10?
6
-5 + 3
-2
A store sells 4 pencils for $1. How much do 10 pencils cost?
Write the following in factored form:
36x - 16
4(9x-4)
Angles A and B are complementary angles. If Angle A measures 70 degrees what is the measure of angle B?
20 degrees
What is the median of 5, 9, 2, 8, 6, 10?
7
-6 x -4
24
If a scale drawing has a scale of 1 inch = 5 feet, how many feet does 7 inches represent?
35 feet
Solve: 2x + 5 = 13
x = 4
Angles A and B are supplementary. If Angle A is 70 degrees, what is Angle B?
110 degrees
If a six sided die is rolled, what is the probability of rolling a 4?
1/6
-20 divided by 4
-5
A jacket originally cost $60 but now has a 15% discount. How much is the jacket with the sale?
$51
2(-x + 3) - 5
-2x + 1
A circle has a radius of 7 cm. What is its circumference?
14 pi or 43.96 cm
You spin a spinner with 4 equal sections labeled A, B, C, and D. What is the probability of not landing on A?
3/4
-3 - 6
-9
A price increased from $80 to $100. What is the percent increase?
25%
Solve: 3(2x - 4) = -24
x = -2
A circle has a diameter of 10cm. What is its area?
25pi or 78.5
What is the IQR of this data set:
3, 5, 3, 6, 2, 3, 5
2
The temperature was 4 degrees. It dropped 12 degrees. What is the new temperature?
-8 degrees