Question

which of the following are rational numbers ? 5/1 , -7/5 ,0/3 ,-8/-1 , 0/0 ,0/8 ,9/0 ,6/-1
Which of the following rational number are integer ?-8/-1 ,0/-2 ,-11/1 ,4/-2 ,-5/-1​

Answer 1

anything that can be written in a p/q format is a rational number and anything that is a non terminating or continuous decimal and cannot be written in a p/q format is a irrational number such as root of 2 and pi