Starter quiz

  • What is the value of the expression 5x − 4 when x = 3?
    • '11' ✓
  • What is the value of the expression 5x − 4 when x = −1?
    • '−9' ✓
  • The table of values for the equation <Math>y = 7 − 2x</Math> is shown. The missing number is <span class="blank">______</span>.
    The table of values for the equation y = 7 − 2x is shown. The missing number is ______.
    • '11' ✓
  • To find the value of the expression 21 − 1.5a when a = 5, you should ______ the variable a for the number 5.
    • 'substitute' ✓
  • The graph shows 5 lines labelled A, B, C, D and E. Match each line to the equation for that line.
    The graph shows 5 lines labelled A, B, C, D and E. Match each line to the equation for that line.
    • A (blue)
      ⇔
      x = −1 ✓
    • B (pink)
      ⇔
      y = x ✓
    • C (purple)
      ⇔
      y = −1 ✓
    • D (green)
      ⇔
      y = 1 ✓
    • E (black)
      ⇔
      y = −x ✓
  • Match each fraction calculation to its answer.
    • 4\times {1\over 2}
      ⇔
      2 ✓
    • 4\times {3\over 2}
      ⇔
      6 ✓
    • 4\times {5\over 2}
      ⇔
      10 ✓
    • 4\times {1\over 4}
      ⇔
      1 ✓
    • 4\times {3\over 4}
      ⇔
      3 ✓
    • 4\times {5\over4}
      ⇔
      5 ✓
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