69, 138, 207, 276, 345, 414, 483, 552, 621, 690, 759, . . .
69, 138, 207
The Least Common Multiple of 69, 96: 2,208
There are infinitely many of them and they are of the form 69*n where n is any counting number.
The question makes no sense: 3169 is not a multiple of 69.
23, 46, 69
23, 46, 69
No. the closest multiples are 69 and 72
690, 1380, 2070 and so on.
The first five multiples of 23 are: 23, 46, 69, 92, 115.
No number between 49 and 95 is a multiple of 69 and 18. 69 is a multiple of itself. 54, 72 and 90 are multiples of 18. So no number within that range are multiples of both.
46, 69, 92, etc.
69, 138, 207 and so on.