Which common multiple of 6 and 8 is between 140 and 150?

To find the common multiples of 6 and 8, we can list out some multiples of each number and find the ones that are the same:

Multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90, 96, 102, 108, 114, 120, 126, 132, 138, 144, ...

Multiples of 8: 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144, ...

From these lists, we can see that the common multiples of 6 and 8 are 24, 48, 72, 96, 120, 144, ...

The only multiple in this list that is between 140 and 150 is 144. So, the common multiple of 6 and 8 that is between 140 and 150 is 144.