It is: 12 and 2/5 in its simplest form
As a mixed number it is: 1 and 23/100
Everything except 1, 2, 4, 31, 62, 124
The mixed number is: 3 87/100
It is: 6.17 = 6 and 17/100 as a mixed number
A mixed number is a rational number. Mixed numbers are not a rational number but many of them.