The common factors are: 1, 2.
LCM = 168
1 and 3 will divide into both numbers with no remainders
2 3 4 6 12
85% of 34 = 85% * 34 = 0.85 * 34 = 28.9
1,2.
The number is 1.
2 goes into both.
It is the number 1
2 and 17
17
2
It is: 1
The lowest common multiple of 12 and 34 is 204.
It is: 87-34+12 = 65
Only the number one.
1 and 17.