Question

The set S represents even numbers from 2 to 30. S = {2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30} The set C represents multiples of 3 from 3 to 30. C = {3, 6, 9, 12, 15, 18, 21, 24, 27, 30} How many elements are in the set S ∩ C?

Answer 1

Tbh I have no idea I really sorry