The total number of months in a year, which is 12, is divisible by 1, 2, 3, 4, 6, and 12. This is because any number is divisible by 1 and itself. Additionally, 12 can be divided evenly by 2, 3, 4, 6, and 12, making it a versatile number in terms of divisibility.
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Oh, dude, let me break it down for you. So, first, you find how many numbers are divisible by 6, which is 166. Then you find how many are divisible by 21, which is 47. But wait, don't forget to subtract the ones divisible by both 6 and 21, which is 7. So, the total is 166 + 47 - 7 = 206 integers that fit the bill. Easy peasy!
The total number of prime numbers less than 100 is 25.
To find the average of a given set of numbers, total the numbers and divide that total by the number of members of the set.
Add up the digits. If the total is a multiple of 9, the whole number is a multiple of 9.
Another number added to a number is the sum (total) of the two numbers.