Understanding Proportions and Ratios
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Questions and Answers

Is the relationship between Melanie's hours worked and her money earned proportional?

  • Yes, because the earnings double every few hours.
  • No, because the earnings are fixed regardless of hours.
  • Yes, because the ratios of money earned to hours worked are equal. (correct)
  • No, because it does not follow a linear pattern.

    • What would Melanie earn if she worked for 5 hours?

  • $100
  • $40
  • $80 (correct)
  • $64

    • Is the relationship between the number of movie rentals and the cost proportional?

  • No, because the cost is random and varies.
  • Yes, because all costs are fixed regardless of rentals.
  • Yes, because the cost increases consistently with more rentals. (correct)
  • No, because the costs scale differently for larger rentals.

    • What is the cost per movie rental based on the given table?

    <p>$2.50</p> Signup and view all the answers

    How many times will a hummingbird beat its wings in 30 seconds?

    <p>4,000 beats</p> Signup and view all the answers

    What is the total savings for Cam when he saves for 6 weeks?

    <p>$180</p> Signup and view all the answers

    Which statement correctly describes the ratios of x/y from the savings table?

    <p>All ratios are equivalent to 2.</p> Signup and view all the answers

    What is the value of y when x is 40 in the savings relationship?

    <p>$80</p> Signup and view all the answers

    If each side of an equilateral triangle is 4 inches, what is its perimeter?

    <p>12 inches</p> Signup and view all the answers

    Determine the value of x when y is 32 in the proportional relationship based on the given values.

    <p>8</p> Signup and view all the answers

    What is the cost per pound of potatoes if 11 pounds cost $14.96?

    <p>$1.36</p> Signup and view all the answers

    How many words can Kennedy type in one minute if she types 24 words in $ rac{3}{5}$ of a minute?

    <p>40</p> Signup and view all the answers

    What is the cost per bag if James purchased 6 bags of Doritos for $21.30?

    <p>$4.05</p> Signup and view all the answers

    How long will it take Paul to run one mile if he runs $ rac{1}{2}$ mile in 3.2 minutes?

    <p>6.4</p> Signup and view all the answers

    How much sugar is needed to make 36 cookies if 1 $ rac{1}{2}$ cups are required for 24 cookies?

    <p>2.5</p> Signup and view all the answers

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