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Maths
Understanding multiplicative relationships: fractions and ratio

Starter quiz

  • If two things are proportional then the ratio of part to whole is maintained and the __________ relationship between parts is also maintained.
    • subtractive
    • additive
    • multiplicative  ✓
    • inverse
    • opposite
  • The ratio table shows a recipe for a pizza topping sauce. Complete this statement: Pizza sauce <Math>\times</Math> <span class="blank">______</span> = Puree.
    The ratio table shows a recipe for a pizza topping sauce. Complete this statement: Pizza sauce \times ______ = Puree.
    • '120' ✓
  • The ratio table shows a recipe for a pizza topping sauce. Complete this statement: Garlic <Math>\times</Math> <span class="blank">______</span> = Puree.
    The ratio table shows a recipe for a pizza topping sauce. Complete this statement: Garlic \times ______ = Puree.
    • '30' ✓
  • A bowl of fruit contains apples and bananas. For every 3 apples, there are 5 bananas. There are 15 apples in the bowl. There are ______ bananas in the bowl.
    • '25' ✓
  • A box of fruit contains apples and bananas. For every 3 apples, there are 5 bananas. There are 80 pieces of fruit in total. How many bananas are there? ______ bananas.
    • '50' ✓
  • Which are equivalent ratios to: "For every 3 circles there are 5 squares."
    • "For every 9 circles there are 14 squares."
    • "For every 9 circles there are 15 squares."  ✓
    • "For every 36 circles there are 60 squares."  ✓
    • "For every 1.5 circles there are 2.5 squares."  ✓
    • "For every 1 circle there are 1.5 squares."
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