One Hundred seventy-one milion
171/200
0.342 = 171/500 as a fraction in its simplest form.
3.42 written as a fraction is 342/100, or 171/50 in simplest form.
1.71 as a mixed number in simplest form = 171/100
171/40 is in its simplest form.
125/171 is in its simplest form.
0.171
The question presents a few slight irregularities: -- The unit of the '81' is unknown. Hence, any relationship that involves both the 171 and the 81 is likewise unknowable. -- A shape may be a ratio, but a size never is. -- The word is 'ratio', not 'ration'.
125/171 cannot be simplified.
90/171 in its simplest form is 10/19
85.5 % of a number equates to 85.5/100 of that number. 85.5/100 = 855/1000 = 171/200 as the fraction in its simplest form.
57. You could write it as an improper fraction like 57/1, 114/2, 171/3, etc, but 57 is the answer in simplest form.