No. Each one of them is smaller than 90 and so cannot be divisible (not divible!) by 90.
90, 180, 270, 360, & 450
120 is one of 75 such numbers.
yes
The common multiple of 9 and 6 is 18 because 9*2 is 18 and 6*3 is 18
As written, no. But I'm pretty sure you meant to ask that the other way around. Out of that list, 416 is divisible by 2 and 4.
18
It is: 3
It is 9
It is: 315
The Common Factors of 3 and 9 are 1, 3
3 if you r talking about both