Irrational
the square root of 2 fifths of irrational is 0.565685425
4/5 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Rational
Integers are rational. In the set of real numbers, every number is either rational or irrational; a number can't be both or neither.
The sum of the three can be rational or irrational.
4.6 is rational.
The square roots of three are examples of irrational numbers.
No, it is rational.
No, it is rational.
No, it is rational.
10.01 is a rational number