Which of 30, 55, 78, 201, 405, 720, 969, 1008 are multiples of 2 or 3

Which of 30, 55, 78, 201, 405, 720, 969, 1008 are multiples of 2 or 3

30, 78, 720, 1008 are the multiples of three. It's very easy to calculate, for example, the maximum number 1008, add these numbers 1 + 0 + 0 + 8 = 9, 9 is a multiple of 3, 0 can be about. 2, needless to say. I wish you more and more smart. Don't play any games on the Internet. If you don't know, you can ask questions and apply them in your own

How to find the ratio of 42 to 63

Use 7 to get 6:9, use 3 to get 2:3

The ratio is 63 / 42
There is also a ratio of 1.5:4 and a ratio of three fourths to five eighths

63 / 42 = 3 / 2 = 1.5
The numerator and denominator are divided by 21