Any negative integer multiplier from -1 to -infinity, and then zero, and then positive multipliers from 1 to 11.
9,18,27,36,45,54,63,72,81,90,99
63.
63
72.
Just 63.
Just 63.
Just 72. It was found by multiplying 8 and 9. --------------------------------------- The common multiples of two numbers are the multiples of their lowest common multiple. LCM(8, 9) = 72 The common multiples of 8 and 9 are 72, 144, 216, ... The only common multiples less than 100 are 72 only.
itzz 63
72.
36 and 72
99 is your only one
Just 49