A 60 ounce bottle of grape juice contains 33 ounces of water. A 50 ounce bottle of cranberry juice has 30 ounces of water what percent of the bottle of grape juice is water

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

Solve the system of equations. y= 2x y= x^2 - 15

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?