Which of the following sa rational number? [tex] \sqrt{5} [/tex][tex] - \frac {3}{4} [/tex]Pi[tex] - \sqrt{7} [/tex]

Answer :

First of all, we need to remember what is a rational number.

In mathematics, a rational number is a number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q.

Now, from your options we can deduce that:

[tex]\frac{3}{4}[/tex]

is the rational number.