Ratio
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Questions and Answers

Which one of the following statements about ratios is correct?

  • A ratio is a special ratio in which the two terms are in different units.
  • A ratio is an ordered pair of numbers a and b, written a / b where b does not equal 0. (correct)
  • A ratio is a ratio of two like units, such as cents and ounces.
  • A ratio is a ratio of two unlike units, such as shirts and pants.

    • Which one of the following is an example of a rate?

  • A special ratio in which the two terms are in different units.
  • A ratio of two unlike units, such as cents and ounces.
  • A 12-ounce can of corn costs 69¢. (correct)
  • A ratio of two like units, such as shirts.

    • Which one of the following statements about ratios and rates is correct?

  • A ratio can be a rate, but a rate cannot be a ratio. (correct)
  • A ratio is always a rate.
  • A ratio and a rate are the same thing.
  • A rate is always a ratio.

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