Starter quiz

  • Proportion is a part to whole comparison. If two things are proportional then the ratio of part to whole is maintained and the ___________ relationship between parts is also maintained.
    • additive
    • divisive
    • multiplicative  ✓
    • subtractive
  • Which of these diagram types give a good representation of a proportional relationship?
    • Bar models  ✓
    • Calculators
    • Double number lines  ✓
    • Graphs  ✓
    • Ratio tables  ✓
  • 85% of 40 is ______.
    • '34' ✓
  • Match each percentage of a number with its answer.
    • 20% of 590
      ⇔
      118 ✓
    • 30% of 640
      ⇔
      192 ✓
    • 35% of 1200
      ⇔
      420 ✓
    • 45% of 200
      ⇔
      90 ✓
    • 1% of 8000
      ⇔
      80 ✓
  • Using this ratio table, work out 99% of 860.
    Using this ratio table, work out 99% of 860.
    • '851.4' ✓
  • Match the start of each statement to its correct conclusion.
    • A double number line and graph are
      ⇔
      good visual representations but must be scaled. ✓
    • A ratio table is a
      ⇔
      concise and neat way to show proportion. ✓
    • A bar model is a
      ⇔
      good visual representation, but it takes time to draw the bars. ✓
    • A double number line and graph must
      ⇔
      start from 0 on the axes. ✓
    • A ratio table must
      ⇔
      have a constant multiplier between columns or rows. ✓
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