Tito Beckley : SmarthMathz Summer Assessment : MATH - OCTOBER 2024

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Question 1 of 20

1. Question
1. A man is climbing down from 100 feet high descending 30 feet per minute. Which of the following equations models this situation?
- y = 100 – 30x
- y = 100x + 30
- y = 100 + 30x
- y = 100x – 30
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Question 2 of 20

2. Question
2. Eddie’s Electric charges $90 per hour plus a $50 traveling fee. Which equation models this situation?
- y = – 50x + 90
- y = 90x + 50
- y = 50 – 90x
- y = – 90 – 50x
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Question 3 of 20

3. Question
3.

Write the equation for the line in slope-intercept form
- y = – 4x + 3
- y = 1/4 x + 3
- y = – 1x + 3
- y = 4x + 3
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Question 4 of 20

4. Question
4. Sonya has $40 in her lunch account and pays $2 each day to eat lunch. Which equation can be used to find the amount of money Sonya has left on her account after x days?
- y = – 2x + 40
- y = 2 – 40x
- y = 40 + 2x
- y = 2 + 40x
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Question 5 of 20

5. Question
5. Which of the following situations could be described by the equation: y= -25x+120
- There are 120 people in the football stadium and 25 more are entering each hour.
- A teacher has 120 students. Her third period has 25 students.
- A plumber charges $25 for a house call and $120 per hour.
- There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute.
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Question 6 of 20

6. Question
6.

Based on the values in the table, write a linear equation in the form y=mx+b
- y = 3x – 4
- y = 2x – 3
- y = 2x + 3
- y = – 2x + 3
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Question 7 of 20

7. Question
7. Suppose that the water level of a river is 34 feet and that is receding at a rate of 0.5 foot per day. What an equation to represent the given situation.
- y = 40 + 150x
- y = – 0.5x + 34
- y = – 34x + 0.5
- y = 40 – 150x
Correct

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Question 8 of 20

8. Question
8. What is the slope of a line that passes through the points (0, 0) and (4, 8)?
- 1
- 2
- 3
- 4
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Question 9 of 20

9. Question
9. If a line has a slope of – 4 and passes through the origin, what is its equation?
- y = – 4x
- y = 4x
- y = x – 4
- y = – 4
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Question 10 of 20

10. Question
10. Which of the following equations represents a line with slope 1/2 and y-intercept -3?
- y = 1/2 x + 3
- y = 1/2 x – 3
- y = 2x – 3
- y = – 2x + 3
Correct

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Question 11 of 20

11. Question
11. A phone plan costs $15 per month plus $0.10 per text message. Which equation represents the monthly cost y based on the number of texts x?
- y = 0.10x + 15
- y = 15x + 10
- y = 10x + 15
- y = 15x + 0.10
Correct

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Question 12 of 20

12. Question
12. Emma started saving with $50 in her account and adds $10 every week. Which equation represents the total savings y after x weeks?
- y = 10x + 50
- y = 50x + 10
- y = 50 – 10x
- y = 10- 50x
Correct

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Question 13 of 20

13. Question
13. If a line passes through (1, 2) and (3, 6), what is its equation?
- y = 2x
- y = 3x
- y = x + 1
- y = – x + 4
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Question 14 of 20

14. Question
14. A line passes through (0, -2) and (4, 2). What is the slope of the line?
- 1/2
- 1
- 3/4
- 1/4
Correct

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Question 15 of 20

15. Question
15. If a line passes through (0, 3) and has a slope of -2, what is its equation?
- y = – 2x + 3
- y = 3x – 2
- y = 2x + 3
- y = – 2x – 3
Correct

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Question 16 of 20

16. Question
16. What is the slope of the line that passes through the points (-1, 1) and (2, 4)?
- 2
- – 1
- 1
- – 2
Correct

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Question 17 of 20

17. Question
17.

Find the slope of the line in the graph above?
- – 2
- 2
- 1/2
- – 1/2
Correct

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Question 18 of 20

18. Question
18. Write an equation to represent this word problem: Quinn’s car is filled up with 14 gallons of gas. She uses 2 gallons of gas every hour
- y = – 2x – 14
- y = 2x – 14
- y = 14x- 2
- y = 14 – 2x
Correct

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Question 19 of 20

19. Question
19.

Write the equation of the line above?
- y = – 1/2 x + 2
- y = – 1/2 x – 2
- y = – 2x + 2
- y = 2x + 2
Correct

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Question 20 of 20

20. Question
20.

What is the slope and y – intercept of the line?
- Slope is 2, y – intercept is 3
- Slope is – 2, y – intercept is – 3
- Slope is 1/2, y – intercept is – 3
- Slope is 1/2, y – intercept is 3
Correct

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