What is the answer to 9 x 18?

Answer 1

The first 12 multiples of 8 are 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88 and 96.

Answer 2

Infinity.

But 18 has 6 factors and they are 1, 2, 3, 6, 9 and 18 itself.

Answer 3

Multiples of 18 include 18, 36 and 54. For them to be common, they need to be compared to another set of multiples.

Answer 4

18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216, 234, 252, 270, . . .

Answer 5

You need at least two numbers to find something in common, but I'll save you the trouble. The greatest common multiple of any set of numbers is infinite.

Answer 6

18, 36, 54, 72, 90, 108, 126, 144, 162, 180 . . .

Answer 7

324

Answer 8

1 x 18, 2 x 9, 3 x 6.

Answer 9

9 x 20 = 180

180 - 9 - 9 = 162