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1 markProblem Solving with Venn Diagrams

CSEC Mathematics · January 2007 · Paper 2 · Question 3(c)(i)

The Venn diagram below shows the number of elements in each region. U (A and B circles, 10 in A only, 4 in intersection, 3 in B only, 8 outside both).

Determine how many elements are in EACH of the following sets: A ∪ B

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Other parts of this question

  1. 3(a)Describe, using set notation only, the shaded regions in each Venn diagram below. The first one is done for you. (i) U (A and B circles, intersection shaded)…[3 marks]
  2. 3(b)Draw a Venn diagram to represent the information above.[3 marks]
  3. 3(c)(ii)Determine how many elements are in EACH of the following sets: A ∩ B[1 mark]
  4. 3(c)(iii)Determine how many elements are in EACH of the following sets: (A ∩ B)'[1 mark]
  5. 3(c)(iv)Determine how many elements are in EACH of the following sets: U[1 mark]

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