Calculate the area of the surface s. s is the portion of the cone (x^2/4)+(y^2/4)=(z^2/9) that lies between z=4 and z=5

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

Is experimental probibilty the same as the observed frequency in math? i need the answer asap!

Whats four fifths to the first power