yes it is, because it can be written as a ratio 13/1
13 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.
-1.3 is rational.
rational
13 is rational
13 is the ratio of 13 to 1 ... nice and rational.
13 is the ratio of 13 to 1, so it's rational.
Irrational.
The product of a rational and irrational number can be rational if the rational is 0. Otherwise it is always irrational.
It is a rational number
13 is rational
-13 is a rational number
13 is the ratio of 13 to 1 ... nice and rational.
5.4 = 5 2/5 = 27/5 so it is a rational number.
13 is the ratio of 13 to 1, so it's rational.
10.01 is a rational number
The square root of 13 is irrational. All square roots of whole numbers are irrational unless the number is a perfect square.
-13 is rational and an integer.
13/24 is a rational number
Rational
It is a rational number.