A3-ounce serving of tuna fish provides 24 grams of protein. how many grams of protein are in a 19-ounce serving of tuna fish?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi, r^3 , where r is the sphere’s radius.

Astore is having a sale in which all items are reduced by 20 percent. including tax, jennifer paid $21 for a pair of shorts. if the sales tax is 5 percent, what was the original price of the shorts