Father mixes 5/12 cup of vinegar with 6/12 cup of milk as a part of a recipe. How many cups in all did he use for his mixture?

How do i do this activity, is appreciated

Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)