Because the number 1 can be expressed as a ratio (or fraction) of two integers (a/b) where b not equal zero. Example: 1/1, 2/2, (-52)/(-52), all equal one. See related link. All whole numbers and integers are rational numbers.
Yes
Yes, they are rational.
-1 is a rational number
It is rational. It can be expressed as a ratio : -176 / 1
6.5 is a rational number because it can be expressed as a fraction
Negative 1 is a rational number. It is an integer (though not a counting number) and all integers are rational.
1/4, or .25 is rational.
Rational Middle Energy Series - 2012 What Is the Rational Middle 1-1 was released on: USA: 27 June 2012
17 is the ratio of 17 and 1 ... nice and rational.
101 is a rational number. It can also be written as 101/1
It is a rational number which when expressed as a fraction is 1/10
All whole numbers are rational numbers.