Which of the following number is NOT divisible by 6?
Show answer & explanation
Correct answer: A
Explanation
Given:
Numbers = 7342, 7482, 7128, 8136
Divisibility by 6 → The number must be divisible by both 2 and 3.
7342 → Even ✔, (7+3+4+2)=16 ⇒ Not divisible by 6
7482 → Even ✔, (7+4+8+2)=21
7128 → Even ✔, (7+1+2+8)=18
8136 → Even ✔, (8+1+3+6)=18