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Ratios and Rates Review

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  • How many ways can you write a ratio?
    3 ways
  • Find the missing value.
    15
  • There are 5 circles, 4 squares, 3 triangles, and 7 stars. What are the three ways to write the ratios of triangles to stars?
    3 to 7; 3:7; 3/7
  • Write a unit rate for the situation.
    3 stunts per movie
  • Find the missing value.
    12
  • 4 scarves cost $20.48? What is the unit price for one scarf?
    $5.12
  • Mark has four pairs of white socks and six pairs of black socks. The ratio of white socks to black socks is 4 to 6. Is this a part-to-part ratio, a whole-to-part ratio, or a part- to -whole ratio?
    It is a part-to-part ratio.
  • Find the missing values.
    4 & 20
  • Write a rate that represents the situation.
    $120 for 3 days, $480 for 12 days (any rate except $0 for 0 days)
  • There are 3 toys for every 2 children. How many toys would there be for 16 children?
    24 toys
  • The recipe called for two diced apples, 10 diced strawberries, 3 diced bananas, and 4 diced kiwi. What is the ratio of apples to bananas?
    2 : 3
  • What is the definition of a ratio?
    A comparison of two quantities.
  • There are 7 red crayons in the box of 24 crayons? What part-to-whole ratio can be written from this information?
    7/24
  • Find the missing values.
    18 & 30
  • What is the definition of a rate?
    A rate is a comparison by division of two quantities with different units.
  • Which of the following is NOT an equivalent ratio? 1/2, 4/8, 25/50 3/5
    3/5
  • What math operations can I use to create equivalent rates and ratios?
    Multiplication and/or division
  • Ms. Blackwood pays $18 for 6 sandwiches. How much would she pay for 2 sandwiches?
    $6
  • Write a unit rate for the situation.
    110 calories per serving
  • What is a unit rate?
    a rate with a denominator of 1