Which of the following numbers is divisible by 120?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. 170280
To determine if a number is divisible by 120, it must be divisible by 2, 3, and 5.
Divisibility by 2: The last digit of 170280 is 0, which is even, so it's divisible by 2.
Divisibility by 5: The last digit is 0, so it's divisible by 5.
Divisibility by 3: The sum of the digits (1 + 7 + 0 + 2 + 8 + 0) is 18, which is divisible by 3, so the number is divisible by 3.