Rational Number Operations
The record low temperature in Fargo, ND is -37 degrees Fahrenheit. The record high is 109 degrees Fahrenheit. What is the difference in the record high and the record low temperatures?
146
If x=5, then which inequality is true?
A. -5x+2<=12
B. 3x-7>=-16
C. 14+2x<5
D. 1/2x+6>11
14+2x<5
Two angles are supplementary to each other. If the first angle measures 58 degrees, then what is the measure of the second angle?
122 degrees
In general, how do you find the constant of proportionality?
K=y/x
Where does Ms. Christlieb go to college?
SDSU
A size 8 kid's shoe measures 9 2/3 inches. If 5 size 8 shoes are lined end to end, then how many inches will they count?
48 1/3
Simplify 9y-0.5(4y+20).
7y-10
Do the angle measures of 34 degrees, 68 degrees, and 80 degrees produce a triangle?
No
What has to be true for a graph to represent a proportional relationship?
Straight line, through the origin.
Where is Ms. Christlieb originally from?
Mound, Minnesota
There are 24 people in a fitness studio. 3/8 of the people are lifting weights., 1/3 are cross-training, and the remaining people are running. What fraction of people are running?
7/24
Ms. Hernandez is taking her children and their friends to the movies. She will pay $10 for her adult ticket and $7 for each child ticket. Ms. Hernandez does not want to spend more than $40. What inequality can be used to find c, the number of child tickets Ms. Hernandez can purchase?
10+7c<=40
The angles of a triangle are 37 degrees, 49 degrees, and x degrees. What equation could be used to find the value of x?
x+86=180
Marcy has earned 18 reward points at the movie theater and will earn 3 points for each additional movie. Write an equation the represents the relationship between y, the total points, and x the number of movies?
y=18+3x
What is the name of Ms. Christlieb's cat?
Bruno
Mrs. Sloan is purchasing 3.4 pounds of trail mix that costs $4.25 per pound. How much change will Mrs. Sloan receive if she gave the cashier $20.00?
$5.55
What is the value of x in this equation?
-4x+8=42
-8.5
Angle 1 and 3 are vertical angles. If Angle 1 measurement is represented by 3x and Angle 3 is represented by x+30. What is the measure of Angle 1.
45 degrees
Burger Town sells cheeseburgers for $7.95 each plus an additional $1.00 each extra topping, t. Write an equation that represents the cost, c, of a cheeseburger.
c=7.95+1.00t
How many guinea pigs does Ms. Christlieb have, and what are their names?
2, Stewart and Little
The local volleyball team hosts a concession stand to raise money. They can spend $120 to purchase popcorn, candy, and drinks. They purchase 95 bags of popcorn at $0.75 each and 35 bags of candy at $1.20 each. How much money does the volleyball team have left to spend on drinks?
$6.75
If the perimeter of the rectangle is 118 units, the height is represented by 4x+8, and the base is represented by 2x-3. What is the value of x?
x=9
Angle ABC and Angle CBD are complementary. Angle ABC measurement is represented by 2x, and Angle CBD measurement is represented by 38 degrees. What is the value of x?
26
Which order pair represents a unit rate?
A. (0,0)
B. (1, 200)
C. (200, 1)
D. (2, 200)
What is the name of Ms. Christlieb's crested gecko?
Octavia