Question

what are rational numbers​

Answer 1

Step-by-step explanation:

In mathematics, a rational number is a number such as -3/7 that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. Every integer is a rational number: for example, 5 = 5/1.

Answer 2

Step-by-step explanation:

rational number:

the rational numbers are number which expressed as a fraction and also a positive integers ,negative integers and zeros. It can be written as p/q where q is not equal to 0

1. number 9 can be written as 9/1 where 9 and 1 are integers
2. 0.5 can be written as 1/2 , 5/10 or 10/20 in the form of termination decimals
3. $\sqrt{81}$

is a rational number ,as it can be simplified to 9 and it can be expressed as 9/1

0.7777777 is a recurring decimal as is a rational number