2. The following are prime numbers expect_?
A. 13 B. 14 C. 23 D.29
3. Which is a composite number?
A. 2 B. 3 C. 4 D. 5
4.2x2x2x2x2 is the same as _?
A.10 B. 15 C. 24 D. 32
5. which of them is a fraction equal to one?
A. 4/4 B. 4/2 C. 1 3/4 D. 11/3​