Question

Darius bakes 18 muffins for his friends. he gives each of his friends an equal number of muffins and has none left over

Answer 1

Factors of 18

If he has 1 friend, he gives 18 cookies
2 friends, 9 each
3 friends, 6 each
6 friends, 3 each
9 friends, 2 each
18 friends, 1 each

these are the common factors of 18. I don't know whether fractions are applicable here but I hope this helps.