Yes.
Yes, it is.
No, but three over eight is.
yes, 1/9 is a rational number, also written as .11111111111111...Even though the decimal expansion is infinite, it is also a recognizable pattern, and hence rational.
Yes. Any rational number divided by any other rational number is a rational number.
6.444444444444444
Rational.
is 5 over 7 a rational number
Yes. 0.3 with a bar over it is 1/3, which is a rational number.
It is irrational because when you divide 2 by 8 you get a terminating decimal,0.205.
It is 5 and 1/3 in its simplest form as a mixed number
Any number that is presented as an integer "over" (aka divided by) an integer is automatically a rational number - that's what the definition of a rational number is.
It's rational. It's the ratio of -1 to 9 .