Yes, 30 is divisible by 3. 30 divided by 3 is 10.
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30
30 is divisible by 1, 2, 3, 5, 6, 10, 15, and 30.
To determine if 342 is divisible by 3, you can add up the digits of the number: 3 + 4 + 2 = 9. If the sum is divisible by 3, then the original number is also divisible by 3. In this case, since 9 is divisible by 3, 342 is also divisible by 3.
Oh, isn't that a happy little question! To find the two-digit numbers divisible by 3, we start by finding the first two-digit number divisible by 3, which is 12. Then, we find the last two-digit number divisible by 3, which is 99. Now, we can count how many numbers there are between 12 and 99 that are divisible by 3.
18 and 30 are both divisible by 1, 2, 3, 6. 18 and 30 both divide into 90, 180, 270, 360, 450, ...