All the factors are possible.
Yes, the factors of 16 are also the factors of the multiples of 16.
The prime factors of 63 are 3*3*7 . The non-prime factors are 9 and 21. The multiples of 63 are 63 * n where n is any number you feel like. The second part of this question is essentially meaningless.
In monocots, the flowers part in multiples of three but in dicots, the flowers part in multiples of four or five.
No part of the writing process is optional.
The reason Chinese writing is so hard is because there are 11 possible brush strokes and a different Chinese character for every part of a word!
The multiples of 4 are the values such that they are divisible by 4. For example, 4, 8, 12 and any integer multiplied by 4 to be the part of the multiples of 4.
describe which factors of an ecosystem are not part of a community
Writing is a subject part of language. In writing you do grammar punctuation and spelling errors.
Any multiple of 21.
Interjection is the part of speech rarely used in formal writing.