← Math quizzes

From OpenStax

Linear Equations Quiz

12 questions math Grades 9-12

The question sheet

Reveal any answer as you study
  1. For the scuba equipment rental, what is the up-front fee?

    • $5
    • $12.50
    • $25
    • $50
    Reveal answer

    Answer: $25

    Source evidence

    PDF page 737: 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.

  2. For the scuba equipment rental, what is the hourly fee?

    • $25
    • $10
    • $12.50
    • $5
    Reveal answer

    Answer: $12.50

    Source evidence

    PDF page 737: 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.

  3. The credit card company charges how much when a payment is late?

    • $5
    • $25
    • $10
    • $12.50
    Reveal answer

    Answer: $10

    Source evidence

    PDF page 738: 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.

  4. The credit card company charges how much each day a payment remains unpaid?

    • $5 a day
    • $10 a day
    • $12.50 a day
    • $25 a day
    Reveal answer

    Answer: $5 a day

    Source evidence

    PDF page 738: 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.

  5. In the cleaning company equation y = 50 + 100x, what is the equipment fee?

    • $150
    • $100
    • $0
    • $50
    Reveal answer

    Answer: $50

    Source evidence

    PDF page 739: 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.

  6. In the cleaning company equation y = 50 + 100x, what is the hourly labor fee?

    • $50
    • $150
    • $100
    • $25
    Reveal answer

    Answer: $100

    Source evidence

    PDF page 739: 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.

  7. In the stock equation y = 15 – 1.5x, what is the starting price?

    • $1.50
    • $13.50
    • $15
    • $8
    Reveal answer

    Answer: $15

    Source evidence

    PDF page 739: 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.

  8. In the stock equation y = 15 – 1.5x, what does x represent?

    • Hours passed in trading day
    • Price of stock
    • Days passed
    • Number of shares
    Reveal answer

    Answer: Hours passed in trading day

    Source evidence

    PDF page 739: 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.

  9. In the stock equation y = 15 – 1.5x, the price changes by how much per hour?

    • Decreases $1.50
    • Increases $15
    • Decreases $15
    • Increases $1.50
    Reveal answer

    Answer: Decreases $1.50

    Source evidence

    PDF page 739: 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.

  10. In the flu data, how many cases were diagnosed in 1984?

    • 6,240
    • 3,076
    • 3,466
    • 11,776
    Reveal answer

    Answer: 6,240

    Source evidence

    PDF page 738: Year Number of Flu Cases Diagnosed Number of 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 1989 42,674 27,591

  11. In the flu data, how many flu deaths occurred in 1983?

    • 1,482
    • 3,076
    • 6,240
    • 453
    Reveal answer

    Answer: 1,482

    Source evidence

    PDF page 738: Year Number of Flu Cases Diagnosed Number of 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 1989 42,674 27,591

  12. In the athlete data, what does x represent?

    • Number of games
    • Years played
    • Money made in millions
    • Number of endorsements
    Reveal answer

    Answer: Number of endorsements

    Source evidence

    PDF page 740: Use the following information to answer the next five exercises. A random sample of 10 professional athletes produced the following data, where x is the number of endorsements the player has and y is the amount of money made, in millions of dollars.

Play the whole quiz inside a game Answers stay hidden while you play

Make your own — free

Turn any notes into a game in under a minute. Free to start.

Make a quiz