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1 markConcepts of Sets

CSEC Mathematics · May/June 2014 · Paper 2 · Question 3(a)(i)

The universal set, U, is defined as the set of integers between 11 and 26. A and B are subsets of U such that: A = {even numbers}, B = {multiples of 3}

How many members are in the universal set, U?

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Other parts of this question

  1. 3(a)(ii)List the members of the subset A.[1 mark]
  2. 3(a)(iii)List the members of the subset B.[1 mark]
  3. 3(a)(iv)Draw a Venn diagram to represent the relationships among A, B and U.[3 marks]
  4. 3(b)(i)a)a triangle PQR in which PQ = 8 cm, PR = 6 cm and angle P = 60°[3 marks]
  5. 3(b)(i)b)the line segment RX which is perpendicular to PQ and meets PQ at X. [Note: Credit will be given for clearly drawn construction lines.][2 marks]
  6. 3(b)(ii)Measure and state the size of angle QRX.[1 mark]

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