How many quarts of pure antifreeze must be added to 6 quarts of a 30% antifreeze solution to obtain a 50% antifreeze solution

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.

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the