Jen bought a 5.00 footling. sales tax is 8%. how much was sales tax

Find the quotient with the restriction.

A6 ounce bottle of dressing costs $1.56 a 14 ounce bottle costs $3.36 a 20 ounce bottle costs $5.60 which has the lowest cost per ounce

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2