Which expression results in a rational number?

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars