Podcast
Questions and Answers
What is the highest common factor of 20 and 30?
What is the highest common factor of 20 and 30?
- $20$
- $5$
- $10$ (correct)
- $15$
What is the lowest common multiple of 5 and 7?
What is the lowest common multiple of 5 and 7?
- $10$
- $25$
- $12$
- $35$ (correct)
What is the highest common factor of 14 and 12?
What is the highest common factor of 14 and 12?
- $4$
- $2$ (correct)
- $6$
- $3$
What is the lowest common multiple of 6 and 10?
What is the lowest common multiple of 6 and 10?
What is the HCF of 60 and 72 after prime factorization?
What is the HCF of 60 and 72 after prime factorization?