1 and 3.
It is 39, the middle number.
3 goes into 33 and 39
The number is 1.
2,4,6,8,12,16,24
48-39 = 9
3
It is: 1
1
One.
One.
Looks like 57: 12+9=21, +9=30, +9=39, +9=48, +9=57.
39 is the median. It is the middle number when they are listed in numerical order.