Hello :3 i'm giving out some points, I hope you have a nice day!

What's the difference between: x≥0 and nonnegative integer. ?

Which equation represents a proportional relationship that has a constant of proportionality equal to 1/5

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.