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2 marksNumber Sequences and Rules

CSEC Mathematics · Question 7(b)(i)

The sum of the number of dots in two consecutive figures are recorded. A table shows this information for the first three pairs of consecutive figures.

Determine the TOTAL number of dots in Figure 7 and Figure 8.

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Other parts of this question

  1. 7(a)(i)Complete Row (i) for Figure 5.[2 marks]
  2. 7(a)(ii)Complete Row (ii) where Number of Sticks (S) is 156.[2 marks]
  3. 7(a)(iii)Complete Row (iii) for Figure n.[2 marks]
  4. 7(b)(ii)Determine the TOTAL number of dots in Figure n and Figure (n + 1).[2 marks]

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