Question Paper
Class / Subject: Class 6 (ICSE) · Mathematics
Chapter: Chapter 8 — Chapter 8: HCF and LCM
Time Allowed: 32 minutes
Max Marks: 16
1. What does HCF mean? [1]
(A) Highest Common Factor
(B) Highest Common Fraction
(C) Lowest Common Factor
(D) Lowest Common Multiple
2. What does LCM mean? [1]
(A) Lowest Common Multiple
(B) Lowest Common Factor
(C) Highest Common Multiple
(D) Highest Common Fraction
3. What is the HCF of 12 and 18? [1]
(A) 6
(B) 12
(C) 18
(D) 36
4. How do we find HCF? [1]
(A) Find the largest common factor
(B) Find the smallest common multiple
(C) Add the numbers
(D) Multiply the numbers
5. How do we find LCM? [1]
(A) Find the smallest common multiple
(B) Find the largest common factor
(C) Subtract the numbers
(D) Divide the numbers
6. What is the LCM of 4 and 6? [1]
(A) 12
(B) 24
(C) 4
(D) 6
7. Why is HCF useful? [1]
(A) Simplifying fractions
(B) Only for tests
(C) No use
(D) Multiplying large numbers
8. Why is LCM useful? [1]
(A) Finding common time intervals
(B) Only for tests
(C) No use
(D) Subtracting numbers
9. What does HCF mean? [1]
(A) Highest Common Factor
(B) Highest Common Fraction
(C) Lowest Common Factor
(D) Lowest Common Multiple
10. What does LCM mean? [1]
(A) Lowest Common Multiple
(B) Lowest Common Factor
(C) Highest Common Multiple
(D) Highest Common Fraction
11. What is the HCF of 12 and 18? [1]
(A) 6
(B) 12
(C) 18
(D) 36
12. How do we find HCF? [1]
(A) Find the largest common factor
(B) Find the smallest common multiple
(C) Add the numbers
(D) Multiply the numbers
13. How do we find LCM? [1]
(A) Find the smallest common multiple
(B) Find the largest common factor
(C) Subtract the numbers
(D) Divide the numbers
14. What is the LCM of 4 and 6? [1]
(A) 12
(B) 24
(C) 4
(D) 6
15. Why is HCF useful? [1]
(A) Simplifying fractions
(B) Only for tests
(C) No use
(D) Multiplying large numbers
16. Why is LCM useful? [1]
(A) Finding common time intervals
(B) Only for tests
(C) No use
(D) Subtracting numbers