Is 20 an Irrational Number?
The number 20 is an irrational number if 20 canNOT be expressed as a ratio, as in irRATIOnal.
A quotient is the result you get when you divide one number by another number. For 20 to be an irrational number, the quotient of two integers canNOT equal 20.
In other words, for 20 to be an irrational number, 20 canNOT be expressed as a ratio where both the numerator and denominator are integers (whole numbers).
The number 20 can be expressed as 20/1 where 20 is the numerator and 1 is denominator.
Thus, the answer to the question "Is 20 an irrational number?" is NO.