Question

what is a rational number?

Answer 1

HELLO FRIEND
HERE IS YOUR ANSWER
RATIONAL NUMBER ARE ALSO CALLED REAL NUMBER.RATIONAL NUMBERS WHICH CANNOT WRITTEN IN THE P/Q FORM WHERE Q IS NOT EQUAL TO ZERO
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Answer 2

A number that can be expressed in the form of p/q , where p and q are integers and q#0, is called a rational no. all integersand fractions are rational numbers.

product of rational no.s = Product of numerators / product of denominators

main point
Denominator never can be negetive u have to make it positive