On a calendar of 31 days what are the prime numbers

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.

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

Let event a = you roll an even number on the first cube.let event b = you roll a 6 on the second cube.are the events independent or dependent? why?