Which number is a counterexample to the following statement? All numbers that are divisible by 2 are also divisible by 4. A. 0 B. 12 C. 28 D. 42

Answer 1

D)

42 is divisible by 2 = 21

but 42 is not divisible evenly by 4: 42/4 = 10 1/2

0, 12 and 28 are all divisible by 2 and 4

0/2 = 0, 0/4 = 0

12/2 = 6, 12/4 =3

28/2 = 14 28/4 =7