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1. The LCM of 9 is
A.12 B 21 C.27 D 29

2. A common multiple of 12 and 6 is
A.12 B.18 C.19 D.20

3.what composite number common to the factors of 12 and 8 ?
A.2 B.4 C. 5 D. 6

4.What is the CCF of 40 and 04
A. 4 B.6. C.16 D.24

5.what is the product of 2×3×4×7

A.158 C.168 C.178 D.188

6.what is the prime factorization of 18 ?

A.1×2×2×3×3. B.2×3×3 C.3×3×3×2 D. 2×2×3×3

7.Give the LCM 4 and 12. Write your answer on the blank provide for