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O-LevelAdditional MathematicsFunctions4037/22 · May/June 2012 · Q13 Marks

It is given that P is the set of prime numbers, S is the set of square numbers and N is the numbers between 10 and 90. Write each of the following statements using set notation.

  1. (i)7 is a prime number.[1]
  2. (ii)8 is not a square number.[1]
  3. (iii)There are 6 square numbers between 10 and 90.[1]

Mark scheme

Marking points from the official mark scheme (May/June 2012). The mark or mark type is shown in brackets.

  1. [B1] (i) 7 ∈ P
  2. [B1] (ii) 8 ∉ S
  3. [B1] (iii) n(N ∩ S) = 6

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About this question

Topic
Functions, O-Level Additional Mathematics (syllabus 4037). Structured question, 3 marks.
Source
O-Level Additional Mathematics, May/June 2012 Paper 2 Variant 2, question 1.

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