11/68 can't be simplified any more than it already is.
35/68 is already simplified
Nope
17/25
68/120 = 34/60 = 17/30
68/9 is in its simplest form.
8 over 20 simplified is 2 over 5
8/11 is as simplified as it can get.
68/1000 simplifies to 17/250; that is as much as it can be simplified.
8/43 cannot be simplified.
8/17 cannot be simplified.
8/3 cannot be simplified.