Is 75 divisible by 21?

75 is divisible by 21 if the quotient of 75 divided by 21 is an integer. The quotient is the result you get when you divide one number by another. Furthermore, an integer is a whole number (not a fractional number).

Thus, to find out if 75 is divisible by 21, we simply calculate 75 divided by 21 and then determine if the answer (quotient) is an integer (whole number) or a fractional number.

75 / 21 = 3.571428571

As you can see above, the quotient of 75 divided by 21 is 3.571428571 and 3.571428571 is a fractional number. Therefore, 75 is not divisible by 21.

Q: Is 75 divisible by 21?
A: No

So now you know that 75 is not divisible by 21. Do you want to know all the numbers that 75 is divisible by? No problem. 75 is divisible by 1, 3, 5, 15, 25, and 75.

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