Eighty-five point three five seven.
.85
85 would be LXXXV
Yes, an number that can be written as a ratio of integers is rational. .7 is 7/10 .71 is 71/100 .714 is 714/1000 .7142 is 7142/10000 etc. Can you see how .7142857 must be rational? However, if you allow the 7 at the end to repeat, then that changes things.
"85 x 14"
Eighty-five point three five seven.
85%
.85
85/100 = 85%
85% = 0.85
.85
you write 85 thousand in digits is like this Eighty- five -thousand
85 hundredths is 0.85
85 would be LXXXV
85/1 or as 170/2
Yes, an number that can be written as a ratio of integers is rational. .7 is 7/10 .71 is 71/100 .714 is 714/1000 .7142 is 7142/10000 etc. Can you see how .7142857 must be rational? However, if you allow the 7 at the end to repeat, then that changes things.
"85 x 14"