Yes.
Any multiple of 330.
Least common multiple of 165 and 330 is 330.
Yes, all whole numbers ending in zero are multiples of ten.
330
333.3333333333, for example.
No, multiples can't be smaller than the number they are compared to.
140, 280, 490, yes. 230, 330, 610, no.
330
The least common multiple of 210 , 330 = 2,310
The least common multiple of 55 , 30 = 330
330
least common multiple of 330 and 945 is 20790.