Starter quiz

  • 1, 2, 3, 6, z, 2z, 3z and 6z are __________ of 18yz and 24xyz
    • common factors  ✓
    • products
    • common multipliers
    • variables
  • List all the factors of 7xy
    • 7, x, y
    • 7, 7x, 7y
    • 7, 7x, 7y, 7xy
    • 1, 7, 7x, 7y, 7xy
    • 1, 7, x, 7x, y, 7y, xy, 7xy  ✓
  • Which is not a factor pair for 30ab^2c ?
    • 3ab \times 10bc
    • 2ab \times 15bc
    • 2abc \times 15bc  ✓
    • abc \times 30b
    • b^2 \times 30ac
  • List the common factors of 5cd and 35de
    • 1, 5, d, 5d  ✓
    • 1, 5
    • d, 5d
    • 1, 5d
    • 35cde, 70cde, 105cde...
  • Find the highest common factor of the terms 8ab and 20b^2
    • b
    • 2
    • 2b
    • 4b  ✓
    • 4
  • Find the HCF of the terms in the expression 6d^3e^2f -8d^2ef^2+10d^3e
    • 6d^2e
    • 4d^2e
    • 2d^2e  ✓
    • 2de
    • 2d^2
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