Linear Equations Quiz
The question sheet
Reveal any answer as you study-
For the SCUBA rental, what is the up-front fee charged?
- $12.50
- $10
- $25
- $5
Reveal answer
Answer: $25
Source evidence
PDF page 720: Use the following information to answer the next three exercises. A vacation resort rents SCUBA equipment to certified divers. The resort charges an up-front fee of $25 and another fee of $12.50 an hour.
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For the SCUBA rental, what is the hourly fee charged?
- $50
- $25
- $12.50
- $10
Reveal answer
Answer: $12.50
Source evidence
PDF page 720: Use the following information to answer the next three exercises. A vacation resort rents SCUBA equipment to certified divers. The resort charges an up-front fee of $25 and another fee of $12.50 an hour.
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The credit card company charges what amount when a payment is late?
- $12.50
- $25
- $10
- $5
Reveal answer
Answer: $10
Source evidence
PDF page 721: Use the following information to answer the next two exercises. A credit card company charges $10 when a payment is late, and $5 a day each day the payment remains unpaid.
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For the credit card company, what is charged each day the payment remains unpaid?
- $12.50
- $25
- $10
- $5
Reveal answer
Answer: $5
Source evidence
PDF page 721: Use the following information to answer the next two exercises. A credit card company charges $10 when a payment is late, and $5 a day each day the payment remains unpaid.
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In the cleaning company equation y = 50 + 100x, what is the equipment fee?
- 100
- 150
- 25
- 50
Reveal answer
Answer: 50
Source evidence
PDF page 722: Use the following information to answer the next two exercises. A specialty cleaning company charges an equipment fee and an hourly labor fee. A linear equation that expresses the total amount of the fee the company charges for each session is y = 50 + 100x.
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In the cleaning company equation y = 50 + 100x, what is the hourly labor fee?
- 50
- 25
- 100
- 150
Reveal answer
Answer: 100
Source evidence
PDF page 722: Use the following information to answer the next two exercises. A specialty cleaning company charges an equipment fee and an hourly labor fee. A linear equation that expresses the total amount of the fee the company charges for each session is y = 50 + 100x.
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For the stock equation y = 15 – 1.5x, what is the starting price of the stock?
- 13.5
- 8
- 1.5
- 15
Reveal answer
Answer: 15
Source evidence
PDF page 722: Use the following information to answer the next two exercises. The price of a single issue of stock can fluctuate throughout the day. A linear equation that represents the price of stock for Shipment Express is y = 15 – 1.5x where x is the number of hours passed in an eight-hour day of trading.
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In the stock equation y = 15 – 1.5x, what does x represent?
- Number of shares
- Total fees charged
- Price of the stock
- Hours passed in trading day
Reveal answer
Answer: Hours passed in trading day
Source evidence
PDF page 722: Use the following information to answer the next two exercises. The price of a single issue of stock can fluctuate throughout the day. A linear equation that represents the price of stock for Shipment Express is y = 15 – 1.5x where x is the number of hours passed in an eight-hour day of trading.
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How many hours long is the trading day in the stock problem?
- Six hours
- Ten hours
- Twelve hours
- Eight hours
Reveal answer
Answer: Eight hours
Source evidence
PDF page 722: Use the following information to answer the next two exercises. The price of a single issue of stock can fluctuate throughout the day. A linear equation that represents the price of stock for Shipment Express is y = 15 – 1.5x where x is the number of hours passed in an eight-hour day of trading.
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In the stock equation y = 15 – 1.5x, how much does price change per hour?
- Increases by 1.5
- Increases by 15
- Decreases by 15
- Decreases by 1.5
Reveal answer
Answer: Decreases by 1.5
Source evidence
PDF page 722: Use the following information to answer the next two exercises. The price of a single issue of stock can fluctuate throughout the day. A linear equation that represents the price of stock for Shipment Express is y = 15 – 1.5x where x is the number of hours passed in an eight-hour day of trading.
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According to Table 12.12, how many flu cases were diagnosed in 1981?
- 319
- 1,170
- 91
- 121
Reveal answer
Answer: 319
Source evidence
PDF page 721: Year # flu cases diagnosed # flu deaths Pre-1981 91 29 1981 319 121 1982 1,170 453 1983 3,076 1,482 1984 6,240 3,466 1985 11,776 6,878 1986 19,032 11,987 1987 28,564 16,162 1988 35,447 20,868
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According to Table 12.12, how many flu deaths occurred in 1988?
- 35,447
- 11,987
- 20,868
- 16,162
Reveal answer
Answer: 20,868
Source evidence
PDF page 721: Year # flu cases diagnosed # flu deaths Pre-1981 91 29 1981 319 121 1982 1,170 453 1983 3,076 1,482 1984 6,240 3,466 1985 11,776 6,878 1986 19,032 11,987 1987 28,564 16,162 1988 35,447 20,868
Introductory Statistics
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