Question 1

List all the factors of (a) 105 (b) 196

Accepted Answer

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Question 2

Express each of these as a product of two factors (a) 125 (b) 64

Accepted Answer

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Question 3

Find the Prime factors of each of the following (a)18 (b) 27

Accepted Answer

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Question 4

Express this number as a product of prime factors. Use a factor tree to help you in the prime factorization (a) 48

Accepted Answer

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Question 5

List the first 5 multiples of 35

Accepted Answer

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Question 6

Find the LCM of 12, 15, 18 and 60

Accepted Answer

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Question 7

Divide the LCM of 8, 12 and 16 by its HCF

Accepted Answer

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Question 8

Find the sum of the LCM and HCF of 10, 20 and 30

Accepted Answer

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Question 9

Multiply the LCM of 4, 8 and 12 by its HCF

Accepted Answer

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Question 10

Find the least number that can be divided by 9, 7, 6 leaving a remainder of 1 in each case

Accepted Answer

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