Other questions in this quiz

2. What does ' Trial and Improvement' involve?

  • This involves substituing with the unknown with the same values, until we find two that works.
  • This involves substituting the unknown with different values, until we find one that works.
  • This involves substituting the known with the same values, until we find one that works.
  • This involves substituting the unknown with different values, until we find five that works.

3. What is the equation for pythagoras?

  • C2 + B2=A2
  • C2 + A2=B2
  • A2 + B2=C2
  • B2 + C2=A2

4. What is an simultaneous equation?

  • Finding 2 unknown values by solving 2 equations at the same time.
  • Finding 3 unknown values by solving 3 equations at the same time.
  • Finding 3 unknown values by solving 1 equation.
  • Finding 1 unknown value by solving 2 equations at the same time.

5. What do you have to do in 'changing the subject of a formula'?

  • Rearranging a formula to find the value of a subject.
  • Rearranging a subject to find the value of a formula.
  • Rearranging a word to find the value of a number.
  • Rearranging a set of numbers to find the answer.

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