South Africa Matric · Mathematics

Number patterns and sequences

14 practice questions, each with the answer and an explanation.

Practise Number patterns and sequences now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 14 questions

  1. Calculate the sum to infinity of the geometric series .
  2. Calculate the sum to infinity of the geometric series .
  3. Calculate the sum of the first 10 terms of the arithmetic series .
  4. Calculate the sum to infinity of the geometric series .
  5. The arithmetic sequence has the general term . What is ?
  6. Calculate the sum to infinity of the geometric series .
  7. The arithmetic sequence has the general term . What is ?
  8. The geometric sequence has . What is ?
  9. The sequence is arithmetic. Which term of the sequence equals 58?
  10. The arithmetic sequence has the general term . What is ?
  11. Evaluate: .
  12. Evaluate: .
  13. Evaluate: .
  14. Evaluate: .

Keep practising

More South Africa Matric topics

All South Africa Matric practice →

Ready for the full South Africa Matric test?

Take a mock testSouth Africa Matric hub