Question

If C = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and D = {numbers divisible by 3 from 1 to 21}, what is C ∩ D?

A) {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 15, 18, 21}
B) {3, 6, 9, 12, 15, 18, 21}
C) {3, 6, 9}
D) { }

Answer 1

The answer is what is common in both C and D

Answer 2

@JayDS so the answer is C?

Answer 3

yeah. you are correct.

Answer 4

okay thank you both :) @JayDS, @chenna