Yes.
Yes.
300/5 = 60.
there are many, 300 is divisible by 100, and by 3, in fact by all its' factors. 300 = 2^2x3x5^2 This is known as its prime factorization. All the combinations of the prime factors form the factors of 300 For example, 300 is divisible by 2 and 2^2 and 2^x3=12
How about: 270
210, 240, 270, and 300
How about 240 or 270
210, 240, 270
230 or 260
330 is one such number.
There are: 210, 240 and 270.
Yes.
100, 200, 300 and so on. All numbers ending with "00".