Question 10 — IGCSE 0580 May/June 2023 Paper 13
Cambridge IGCSE Mathematics 0580, Core tier, non-calculator. Topic: Numbers · The four rules. Worth 1 mark.
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Question text
10 Olga thinks that 87 is a prime number.
Is Olga correct?
Give a reason for your answer.
......................... because ..................................................................................................................... [1]
Mark scheme
