3 + 5
What is 8?
A chocolate company selects 50 random packages to check their weight. It finds that 2 packages have the incorrect weight. Tell how many packages are predicted to have an incorrect weight out of 500.
What is 20 packages?
A recipe used
2/3
cups of sugar for every 2 teaspoons of vanilla. Tell how much sugar was used per teaspoon of vanilla.
What is
1/3
cups/teaspoon?
This is .75 converted into a percent
What is 75%?
Simplify 2x + 4x
What is 6x ?
h + 7 = 12
What is the value of h?
What is h = 5?
The number that is multiplied by the variable in an algebraic expression.
What is the coefficient?
The set of whole numbers and their opposites
What are integers?
-2 + -4
What is -6
(18, 10, 9, 8, 5, 14, 9, 2, 6)
Determine the median for the given data set.
What is 9
If 8 cups of yogurt cost $4.50, how much will 11 cups of yogurt cost?
What is $6.16?
This is 1/5 converted into a decimal.
What is 0.2?
Simplify the expression
2(x + 5)
2x + 10
5x = 25
What is the value of x?
What is x =5 ?
What is constant of proportionality?
The middle number, or the mean of the two middle numbers in an ordered set of data.
What is the median?
-39/13
What is -3?
A bag of marbles contains 3 red and 6 blue. Tell the probability of randomly selecting a blue marble from the bag.
What is
2/3
If a 25 lb pizza costs $85, how much is the pizza per lb?
What is $3.40?
This is 1.15 converted to a percent
What is 115%?
Simplify the expression 5(2x + 3y)
10x + 15y
2(2x + 3) = 14
What is the value of x?
What is x = 2?
Having the same value
What is equivalent?
The entire group of objects or individuals considered for a survey
What is a population?
-8 * -12
What is 96?
Student satisfaction with the middle school cafeteria.
Method A: Survey 40 students in two seventh-grade math classes. 72 percent are satisfied with the food in the cafeteria.
Method B: Survey 65 students from a list of all students in the school. 85 percent are satisfied with the food in the cafeteria.
Tell which method is a better representation of the student body.
What is Method B?
Tell the equation for this graph.
What is y=5x?
At the mall there was an item that was on sale for 25% off the original price of $200. What is the sale price before tax?
What is $150?
Simplify: 2(x + 3) - (x - 7)
x + 13
-3x-11>=-20
What is
x<=3
?
A mathematical phrase that contains operations, numbers, and or variables.
The sum of the items in a set of data divided by the number of items in the set (also known as the average)
What is the mean?
5 - (-10)
What is 15
Tell the 5 points necessary to draw a box and whisker plot.
What are Lower Extreme, Upper Extreme, Median, LQ, and UQ?
Algrrbra and Catculus are running a sale on Cat Food:
Algrrbra: $9 for 30 cans of cat food
Catculus: $8 for 25 cans of cat food.
Assuming the cans of cat food are the same, which store has the better deal on cat food?
Algrrbra: $9.00/30 = 0.30 per can
Catculus: $8.00/25 = 0.32 per can
Algrrbra has the better deal!
You have a coupon at DTLR for 20% off anything in the store. You find a Supreme hoodie you can't live without for originally $170. Then when you get to the register you find out that they will take an additional $10 off after your coupon. What is the sale price of the hoodie before tax?
What is $126?
Factor (opposite of distribute) the expression 4x - 16
4(x - 4)
6(2x + 4) = 4(4x - 2) ; What value of x makes this equation true?
What is x = 8?
A mathematical sentence that shows that two expressions are equivalent.
What is an equation?
A number from 0 to 1 (or 0% to 100%) that describes how likely an event is to occur.
What is probability?