None version of roulette, a wheel has 18 black slots, 18 red slots and 2 green slots. all slots are the same size. a player can place a bet on either red or black. green is reserved for the house. if a player places a bet of $5 on either red or black and that color comes up, they win $10. otherwise, the casino takes the player's $5. what is the expected value of playing the game once?

Caleb construction (cc) incurs supervisor salaries expense in the construction of homes. if cc manufactures 100 homes in a year, fixed supervisor salaries will be $400,000. with the current construction supervisors, cc's productive capacity is 150 homes in a year. however, if cc is contracts to build more than 150 homes per year, it will need to hire additional supervisors, which are hired as full-time rather than temporary employees. cc's productive capacity would then become 200 homes per year, and salaries expense would increase to $470,000. how would cc’s salaries expense be properly classified? fixed variable mixed stepped curvilinear