Chapter 4 Practice Test
(31).webp "Chapter 4 Practice Test - Quiz")
This quiz will show your knowledge of evaluating expressions, writing expressions, and solving expressions with addition, subtraction, multiplication & division.
Questions and Answers
- 1.
Evaluate 4m + 9 for m = 3.
- A.
19
- B.
16
- C.
21
- D.
25
Correct Answer
C. 21Explanation
To evaluate 4m + 9 for m = 3, we substitute the value of m into the expression. Therefore, 4(3) + 9 = 12 + 9 = 21.Rate this question:
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- 2.
Evaluate x - 2m for x=15 & m=3.
- A.
7
- B.
9
- C.
39
- D.
26
Correct Answer
B. 9Explanation
PEMDAS!!Rate this question:
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- 3.
Evaluate
- A.
30
- B.
16
- C.
15
- D.
63
Correct Answer
B. 16Explanation
Remember PEMDAS!!!Rate this question:
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- 4.
Which of the following is an algebraic expression for the phrase: 5 fewer than w watermelons.
- A.
5 - w
- B.
W - 5
- C.
4w - 3
- D.
W + 4
Correct Answer
B. W - 5Explanation
The phrase "5 fewer than w watermelons" indicates that we are subtracting 5 from the number of watermelons, w. Therefore, the algebraic expression for this phrase is w - 5.Rate this question:
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- 5.
Which of the following is an algebraic expression for the phrase: 6 times x school buses.
- A.
6x
- B.
6 + x
- C.
X - 6
- D.
6 / x
Correct Answer
A. 6xExplanation
The phrase "6 times x school buses" indicates that we need to multiply the number of school buses (represented by x) by 6. Therefore, the algebraic expression for this phrase is 6x.Rate this question:
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- 6.
Solve: n - 4 = -1
- A.
3
- B.
-5
- C.
-3
- D.
1
Correct Answer
A. 3Explanation
Watch your signs! -1 + 3 = 2Rate this question:
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- 7.
Solve: -10 = n - 6
- A.
-16
- B.
8
- C.
16
- D.
-4
Correct Answer
D. -4Explanation
Watch the signs! If you need to use the circle method, then use it!Rate this question:
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- 8.
Solve:
- A.
![Chapter 4 Practice Test - Quiz]()
- B.
![Chapter 4 Practice Test - Quiz]()
- C.
1
- D.
![Chapter 4 Practice Test - Quiz]()
Correct Answer
A. -
- 9.
Solve: w + 3 = 8
- A.
11
- B.
5
- C.
-5
- D.
7
Correct Answer
B. 5Explanation
The given equation is w + 3 = 8. To solve for w, we need to isolate w on one side of the equation. Subtracting 3 from both sides, we get w = 5. Therefore, the correct answer is 5.Rate this question:
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- 10.
Solve: 12.99 = m + 6.8
- A.
12.31
- B.
19.7
- C.
6.19
- D.
6.8
Correct Answer
C. 6.19Explanation
Line up the decimal points when adding or subtracting fractions!!Rate this question:
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- 11.
In track practice, Armin ran a mile in 6 minutes. His mile time was 3.5 minutes faster than Michael's mile time. Which equation shows Michael's mile time?
- A.
M - 3.5 = 6
- B.
M + 3.5 = 6
- C.
6 - 3.5 = m
- D.
6 - m = 3.5
Correct Answer
A. M - 3.5 = 6Explanation
The equation m - 3.5 = 6 represents Michael's mile time. This equation states that if you subtract 3.5 minutes from Michael's mile time (m), it will equal 6 minutes, which is the time Armin took to run a mile.Rate this question:
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- 12.
Solve:
- A.
3
- B.
-75
- C.
75
- D.
20
Correct Answer
C. 75Explanation
Remember to watch your signs! negative x negative = positiveRate this question:
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- 13.
Solve: 14 = 2y
- A.
14
- B.
7
- C.
28
- D.
12
Correct Answer
B. 7Explanation
The equation 14 = 2y can be solved by dividing both sides of the equation by 2. This gives us y = 7, which means that when y is equal to 7, the equation is true. Therefore, the correct answer is 7.Rate this question:
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- 14.
Solve:
- A.
88
- B.
-88
- C.
80
- D.
16
Correct Answer
A. 88 -
- 15.
Solve: -5t = 25
- A.
5
- B.
4
- C.
125
- D.
-5
Correct Answer
D. -5Explanation
Remember to watch your signs. Positive / negative = negativeRate this question:
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- 16.
Solve:
- A.
240
- B.
80
- C.
-16
- D.
300
Correct Answer
B. 80Explanation
Multiply both sides by 10/3 to get t by itself.Rate this question:
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- 17.
-4b = -3.2
- A.
0.8
- B.
-0.8
- C.
8.0
- D.
-.008
Correct Answer
A. 0.8Explanation
Watch your signs. Watch your decimal when you divide.Rate this question:
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- 18.
A video store charges $2.75 per day for overdue video games. You owe a late fee of $13.75. How many days overdue is the game?
- A.
6
- B.
5
- C.
4
- D.
3
Correct Answer
B. 5Explanation
Use the equation d = 13.75 / 2.75Rate this question:
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- 19.
Anna is making a beaded bracelet for her friend. She had beads that are inch thick. Anna wants the bracelet to be 7 inches around. How many beads should she use?
- A.
14
- B.
15
- C.
16
- D.
17
Correct Answer
A. 14Explanation
Use the equationÂRate this question:
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- 20.
Your family drives from Yorba Linda to Tampa, Florida. The trip is about 2,508miles and lasts four days. How many miles must your family drive each day?
- A.
10,032
- B.
2,512
- C.
627
- D.
2,504
Correct Answer
C. 627Explanation
Use the equation d = 2508/4Rate this question:
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