Sandy's main house is a hemispherical glass dome with diameter of 8m. Suppose that the glass is m thick. Use differentials to estimate the volume of the glass material. (Write the answer as kx m" ) The Krusty Krab initially has 2 employees that each can serve 260 customers per day (service capacity). Suppose that any additional employees will decrease the service capacity of each employee by 5. How many additional employees should the Krusty Krab hire in order to maximize the total number of customers that they can serve per day