The function for the cost of materials to make a hat is f(x) = one half x + 1, where x is the number of hats. the function for the selling price of those hats is g(f( where g(x) = x + 2. find the selling price of 10 hats. a. 6 b. 8 c. 10 d. 12

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth

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.