Quiz 1
Quiz 2
Quiz 3
Quiz 4
100
Trina spends a certain amount of money making b bracelets represented by the expression 5b+4. Aaliyah spends a different amount when she makes b bracelets represented by the expression 15b+12.
The cost of making Aaliyah's bracelets is ________ times the cost of Trina's bracelets.
The cost of making Aaliyah's bracelets is 3 times the cost of Trina's bracelets.
100
Select the function that best represents the scenario.
A. Ava is behind on her reading log. She has finished 4 pages, but needs to read 4 more pages each night until Friday in order to finish on time.
B. Ms. Perez shares a fundraiser flyer with 2 students. Each of those students sends it to 2 more people. Then each new person sends it to 2 more people, and the pattern keeps going for several days.
C. Ethan wants to get stronger for basketball season, so he does 20 push-ups every day after school.
Options:
a. y=4+4x
b. y=20x
c. y=2x
A & a
B & c
C & b
100
Consider the polynomial function.
f(x)=x(x-4)(x+1)
For what values of x is the function positive? Select two.
a. x<1
b. -1<x<0
c. 0<x<4
d. x>4
b. -1<x<0
d. x>4
100
According to calculations based on the first four tests of the school year, Mena should make a 87 on test number five. Her actual score on the test was a 93. What is the percent of error to the nearest hundredth percent?
6.45%
200
Given the inequality, which three ordered pairs are solutions?
(-1,7) (-5,3) (-7,0) (-3,4) (0,-7)
(-5,3) (-7,0) (-3,4)
200
What is the approximate percentage of left-hand dominant students who reported being from Canada?
29%
200
The function f(t)=100-10t represents the number of gallons of water remaining in a tank after running a sprinkler system for t hours. The function is modeled by the graph.
Based on the scenario, which statement describes domain values of the function?
a. The domain of the function includes all real numbers.
b. The domain of the function includes all real numbers where t<=10
c. The domain of the function includes all whole numbers where t>=0
d. The domain of the function includes all whole numbers where 0\le t\le 10 .
d. The domain of the function includes all whole numbers where 0\le t\le 10 .
200
A community center is making treat bags for a Halloween event.
Each candy bag costs $4 to make.
Each toy bag costs $6 to make.
The volunteers want to prepare no more than 100 bags total.
They can spend at least $520 on supplies.
Which graph represents x, the number of candy bags, and y, the number of toy bags, the volunteers can make?
A
300
7x^2 (x−y^2 )−(20y^3−4)−5y^2 (x^2-4y)+x ^3
8x^2y^2-12x^{2}y^{2}+4
300
The graph tracks the amount of bikes rented from a shop over the hours the shop has been opened.
What is the rate of change of the graph with unit?
-8 bikes per hour
300
Given the function:
What is the range when the domain is {-8, -6, -4, 0, 2}?
{0, 2, 6, 8, 42}
Always write least to greatest!!
300
Emma has a 30-foot wooden plank. She is building a bench that requires several 20-inch pieces.
If x represents the number of 20-inch pieces Emma cuts from the 30-foot plank, which value represents a viable number of pieces she can cut?
18 pieces
400
What are solutions to the inequality 15+3.25x<=60 ? Select two.
13 14 18 16 11
11 and 13
400
Use the graph below to select the best answers to the questions below.
The equation for the line of best fit for the data set is: (options: y=-1.17x+57.52, y=-1.17x+40.04, y=-5.78x+57.52, or y=-5.78x+40.04)
The predicted value when x=25 is:
The residual value when x=25 is:
The equation for the line of best fit for the data set is: y=-1.17x+57.52
The predicted value when x=25 is: y=-1.17(25)+57.52=28.27
The residual value when x=25 is: actual-predicted=30-28.27=1.73
400
Find the average rate of change of x^2+9x-1 from x=0 to x=3.
12
400
What is the smallest integer greater than \sqrt{82} ?
10
500
Over which interval can you find the solution to the following equation?
8-(x+5)=2(x-1)+2x
A. -3<x<1
B. -2<x<2
C. -5<x<0
D. 4<x<8
B. -2<x<2
500
The orders from a lunch vendor during the month are shown in the table.
Which statement is true about the lunch vendor sales for the month?
A. The percentage of sales of tuna and bottled water combination was less than 15% of all sales
B. The percentage of sales of a turkey sandwich and soda combination was greater than 25% of all sales
C.
The percentage of turkey sandwich sales was less than the percentage of ham sandwiches
A. The percentage of sales of tuna and bottled water combination was less than 15% of all sales
500
Consider the two linear functions:
f(x)=-4x+9
Which statement is true?
A. The y intercept of f(x) is less than the y intercept of g(x)
B. The y intercept of f(x) is greater than the y intercept of g(x)
C. The slope of f(x) is equal to the slope of g(x)
D. The slope of f(x) is less than the slope of g(x)
D. The slope of f(x) is less than the slope of g(x)
500
Which statement is true?
A. The area of the rectangle is rational, but the perimeter is irrational.
B. The area of the rectangle is irrational, but the perimeter is rational.
C. Both the area and the perimeter of the rectangle are rational.
D. Both the area and the perimeter of the rectangle are irrational.
D. Both the area and the perimeter of the rectangle are irrational.