George needs blueberries for a certain recipe calls for 4/5 cup blueberries. however, george wants to make a recipe that is 3 1/2 times larger. how much blueberries will he need?

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

The area of square garden is 300m squared. how long is the diagonal?

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.