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0580/22 May/Jun 2023, Question 6: Set Notation

Cambridge IGCSE Mathematics 0580 · Paper 22 (Extended) · Calculator · 3 marks

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The question, in short

Using sets from 1 to 20, with E the even numbers and M the multiples of 5, find a count, an intersection, and a value outside E.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Part (a) · 1 mark

Find the number of elements in set M, the multiples of 5 from 1 to 20.

  1. 1M = {5, 10, 15, 20}
  2. 2n(M) = 4

Answer4

Part (b) · 1 mark

List the elements that belong to both E (even numbers) and M (multiples of 5).

  1. 1E ∩ M = {10, 20}

Answer10, 20

Part (c) · 1 mark

Give one possible value of y that is not in set E.

  1. 1y is not even, e.g. an odd number between 1 and 20
  2. 2y = 7

AnswerAn odd number or decimal in the range 1 ≤ x ≤ 20

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Also searched as: 0580/22/M/J/23 · 0580_s23_qp_22 · 0580 s23 22 · question 6.
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