Proportional Reasoning
Expressions and Equations
Irrational/Rational #'s
Statistics + Probability
DOUBLE POINT BONUS Q's
100
What is the unit rate of the ratio
42/3
14/1
100
Solve for n.
2n+6=46
n=20
100
-83-59
-142
100
The city council wants to take a sample of adults in the town to see if the new candidate for mayor is favorable. Which of the following would be a representative sample?
A. a random sample of people from the mayors political party
B. a random sample of people selected from all adult citizens in the town
C. a random sample of people selected from all people registered with a political party
D. a random sample of people selected from all middle class citizens of the town
B. a random sample of people selected from all adult citizens in the town
100
A circle has a radius of 50cm. What is the area of the circle?
Use 3.14 for pi.
7850cm^2
200
JumpTime is having a deal! You can buy a ticket for 4 hours of jumping and it costs $24. How much are you paying per hour to jump?
$6 per 1 hour
200
Solve for x.
83=-3x-25
x=-36
200
-49+102
53
200
A store owner wants to know if his shoppers are happy with their experience in his store. He asks them to write 'yes' or 'no' on a slip of paper as they leave. he randomly draws 12 slips of paper at the end of the day.
They are: yes, yes, yes, no, yes, yes, no, yes, no, yes, no, yes
Using the sample, estimate the proportion of all shoppers that were happy with their experience.
8/12 or 2/3
200
A restaurant bill comes to $34.60. You decide to leave an 15% tip. What is the total cost of the bill?
$39.79
300
What graph represents a proportional relationship?
C
300
Combine the like terms.
14a-7+6a-2
20a-9
300
Solve each of the following.
-13*-6 and -18/3
78 and -6
300
A student is randomly selected from a class of 32 students. What is the probability that the selected student is a boy, if there are 20 girls in the class?
12/32
0.375 (37.5%)
300
Select ALL possiblities to construct a triangle.
B, D, E
400
The table below shows the weight of apples at Albertsons.
Complete the table so there is a proportional relationship between the number of apples and their weight in kg.
2 apples = 0.24 kg
12 apples = 1.44 kg
(Multiplicative relationship: multiply by .12)
400
Solve AND graph the inequality for x.
-3x-14<-5
x> -3
400
Select all statements that are true.
A, C
400
Jordan runs a basketball camp. A group of randomly selected camp participants were asked to give their shirt size. Below are the results from the survey. There were 308 campers last year.
Based on the data, what is the most reasonable estimate for how many medium shirts the camp will need to order this year?
A. 21
B. 31
C. 77
B. 5
A. 21
400
Quadrilateral EFGH is a scaled copy of quadrilateral ABCD. Select all true statements.
A, D
500
The graph shows the cost C in dollars of w pounds of blueberries, a proportional relationship.
A, D
500
Chris wants to order DVD's online. Each DVD costs $16.99 and shipping for the entire order is $9.99. Chris only has $100 to spend.
- Write an inequality to represent the situation
- How many DVD's can Chris order?
16.99x+9.99<100 Chris can buy 5 DVD's. (Exact answer 5.29)
500
Which of the following are rational numbers?
1/3, 9.72689.... , sqrt(16) , -9/17 , 4.383 , sqrt(27)
Rational Numbers:
1/3, sqrt(16) , -9/17 , 4.383
500
What pieces of information can you draw from this boxplot? SELECT ALL THAT APPLY.
A. The basketball players are taller than field hockey players.
B. The field hockey team has the greatest variability in their data.
C. The basketball team has the greatest variability in their data.
D. The mean of the basketball team is 188cm.
E. The median of the basketball team is 188cm.
A, C, E
500
What are the values of x and y?
x=35 degrees and y=72.5 degrees