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Quick questions on Factors, multiples and primes: HCF, LCM and prime factors - Edexcel GCSE Maths
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Write as a product of its prime factors in index form. [2 marks]
What is q2?Show answer
Two lighthouses flash every seconds and every seconds. They flash together now. After how many seconds do they next flash together?
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