The following conjectures were made by students.

Which do you think are false? Give a counterexample
for each conjecture if possible.

a. Only half of the nonzero even numbers up to 100 are
divisible by 4.

1 answer

Try them out.

2, 4, 6, 8, 12, 14, 16, 18, 22, 24, 26, 28, 32, 34, 36, 38, 42, 44, 46, 48 . . .

What do you think?