Group 1 ( Can also do 1 for group 2 below ) Consider the production function by workers hired by owner Gabriela at Head Area Salon in the table below. Haircuts are $ 20 / cut . a . Find the MPL . b . Find Gabriela's demand for workers if the wage of workers is $ 9 0 0 Week. c . Find her demand for workers if the wage falls to $ 4 0 0 Week