Question

Name the rational numbers from the list below -9,0,8,4.19, square root of 7, square root of 4, 4 1/2, -4/5, 1.1616616661

Answer 1

a rational number can be turned into a fraction

-9...rational number
0..rational number
8..rational number
4.19...rational number
sqrt 7....not rational
sqrt 4...rational
4 1/2...rational
-4/5...rational
1.1616616661 (if this is never ending)....not rational