Quelpr
2 marksNumber Sequences and Rules

CSEC Mathematics · January 2012 · Paper 2 · Question 8(d)

Obtain an expression in n, for the total number of straws used in the nth pattern.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 8(a)On your answer sheet, draw Figure 4, the FOURTH shape in the pattern.[2 marks]
  2. 8(b)(i)Complete the table for Figure 4.[4 marks]
  3. 8(b)(ii)Complete the table for Figure 10.[4 marks]
  4. 8(c)Which figure in the sequence uses 106 straws?[2 marks]

More practice: the rest of this paper · more Number Sequences and Rules questions · all CSEC Mathematics past papers