The number of 3-digit numbers, with distinct digits, that can be formed using the digits $1, 2, 3, 4, 5, 6, 7$ and divisible by 3 is (1) 80 (2) 120 (3) 40 (4) 108
The number of 3-digit numbers, with distinct digits, that can be formed using the digits $1, 2, 3, 4, 5, 6, 7$ and divisible by 3 is\\
(1) 80\\
(2) 120\\
(3) 40\\
(4) 108