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​Q3: Question – Paper 4 – June 2018

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Content:

• Part A i) Expressing Numbers as a Product of their Prime Factors
• Part A ii) Highest Common Factor & Lowest Common Multiple – Part 1
• Part A ii) Highest Common Factor & Lowest Common Multiple – Part 2
• Part B) HCF & LCM Large Numbers​

Quizzes:

• Part A i) Expressing Numbers as a Product of their Prime Factors
• Part A ii) Highest Common Factor & Lowest Common Multiple
• Part B) HCF & LCM Large Numbers

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Question

3 a)
​i) Write 120 as a product of its prime factors.

[3 marks]

ii) The lowest common multiple (LCM) of x and 120 is 360.
Find the smallest possible value of x

[2 marks]

b) Two numbers, A and B, are written as a product of prime factors

Find the highest common factor (HCF) of A and B.

[2 marks]

Show answers