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HOMEWORK 1.7

- Find all factors of 35
- Write at least six multiples of 21
- What are the common factors of 9 and 15?
- Find the LCM of 14 and 26
- List all multiples of 3 less than 30 which are odd numbers
- Find the sum of all prime numbers between 70 and 80
- Find the product of LCM and HCF of 10 and 35
- Find the Greatest Common Divisor of 36 and 70
- Write 126 as the product of prime factors
- Find the value of “x” and “y” in the factor tree below:
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