WorksheetsPractice Test Form A
Total questions: 26
Worksheet time: 14mins
A number line shows values a and b. Which statement about a and b is true?
|a| > |b|
a + b = 0
|b| > |a|
a - b = 0
Jenny wants to know the most popular rock star for students in her school. She decides to survey students. Which of the following could be a representative sample of the population?
All the 6th graders at her school
Every 5th student on a list of students in her school
All the students who live on the east end of town
She uses a computer program to randomly select names from a list of students at her school
All the girls in her school
Use the medians of each data set to compare the amount of time spent reading by each group.
(a)
Is there a proportional relationship between x and y in the table?
Yes, there is a proportional relationship.
No, there is not a proportional relationship.
The values in the table are in a proportional relationship, y = kx. What is the constant of proportionality, k?
2
1/3
3
6
What is the area of the figure, in square centimeters?
The area is 25.5 square centimeters.
The area is 36 square centimeters.
The area is 58.5 square centimeters.
The area is 540 square centimeters.
A bottle of water that is 80°F is placed in a cooler full of ice. The temperature of the water decreases by 0.5°F every minute. What is the temperature of the water after 5 1/2 minutes?
77.25°F
75.5°F
78.5°F
76°F
Write two different expressions that represent the quantity x decreased by 30%.
x + 0.7x and 1.7x
x + 0.3x and 1.3x
x - 0.7x and 0.3x
x - 0.3x and 0.7x
The relationship between two variables a and b is proportional. When a is 3, b is 39.
What is a when b is 247?
a = 19
a = 13
a = 21
a = 25
What shape is the cross-section shown, and what are its side lengths?
The cross section is a triangle.
The cross section is a rectangle.
The cross section is a square.
The cross section is a circle.
Caley is trying to find the best deal on a flight from New York to Orlando. She checks the price each week and tracks the changes in it.
Week | Change in Price ($)
1 | +22.50
2 | -17.00
3 | -8.70
If the flight cost $211.30 when Caley started recording the price, and she decided to buy it after week 3, how much would she pay for her flight?
$208.10
$207.60
$215.20
$203.90
Which team has the greater median?
Erica's team
Johnathan's team
Which team has the greater variability?
Jonathan's team
Erica's team
Find the surface area of the figure shown if the triangular face is a right triangle.
The surface area is 52 square inches.
The surface area is 48 square inches.
The surface area is 60 square inches.
The surface area is 56 square inches.
Lisa makes $7.50 per hour babysitting. Write an equation to represent her earnings, e, relative to the number of hours, h, that she works.
e = 7.50h
e = h + 7.50
e = 7.50 + h
e = 7.50/h
June drinks 2 1/2 ounces of water every 20 minutes. How much water does she drink per hour?
7.5 ounces
5 ounces
6 ounces
10 ounces
A car drives 10 1/2 miles in 1/6 hour. What is its speed in miles per hour?
63 miles per hour
21 miles per hour
36 miles per hour
54 miles per hour
What is the value of x in the figure shown? (4x - 2)° and 42° are vertical angles.
8.5
45.5
10
11
Select all the expressions that are equivalent to 24a - 6.
2(12a - 3)
-3(2a + 2) + 18a
3(-2 + 8a)
-6(2 - a) + 18a + 6
-2(12a + 3)
On Saturday, the temperature was 75.5°F. The temperature rose by 6°F on Sunday, then dropped by 3.5°F on Monday. Write an expression to represent how the temperature changed. What was the temperature on Monday?
78°F
75°F
80°F
70°F
What is the value of the expression 32×−151 ?
−158
158
−65
65
Samantha runs 4 1/2 miles in 45 minutes, or 3/4 hour. Naomi runs 4 1/3 miles in 40 minutes, or 2/3 hour. Who runs faster?
.Neither runs faster
Samantha runs faster.
They run at the same speed.
Naomi runs faster.
A baseball team has two games left in its season. Each game can be a win (W), a loss (L), or a tie (T). Make a list of all possible outcomes of their last two games. What is the probability of them winning at least one of the games?
Possible outcomes: WW, WL, WT, LW, LL, LT, TW, TL, TT. Probability of winning at least one: 5/9.
Possible outcomes: WW, WL, WT, LL, LT, TL. Probability of winning at least one: 4/6.
Possible outcomes: WW, WL, WT, LW, LL, LT, TW, TL, TT. Probability of winning at least one: 6/9.
Possible outcomes: WW, WL, WT, LW, LL, LT, TW, TL, TT. Probability of winning at least one: 4/9.
A bag holds 7 red marbles, 3 green marbles, and 6 blue marbles. A marble is drawn at random. What is the probability that it is NOT red?
16/9
6/16
9/16
7/16
A manatee swims 1/4 mile in 3 minutes. What is its swimming speed in miles per hour?
5 miles per hour
2 miles per hour
10 miles per hour
20 miles per hour
Amber and Jessica go out for lunch. Amber’s lunch costs $11.70, and she tips 12.5%. Jessica’s lunch costs $12.30, and she tips 10%. Who paid more in all?
