Asmoothie calls for 11/3 cups of berries and 1/4 cup of bananas. if you double the recipe for the smoothie, how many cups of fruits will be needed in all?

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

Consider the function f(x)=-5x+3 what is f(-2)

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.