Is square root of four hundred rational or irrational? explain your reasoning.

Since 20 is a whole number it is rational.
But what is we had the number 1.5
1.5 can be expressed as that is 1.5 as a ratio.

Now what is we had pi (3.14159...) Pi is irrational because there is no ratio for it.

A Rational Number can be written as a Ratio of two integers (ie a simple fraction).

P0000000000p genafhysjq each e yeh wy

With a continuous thought process.