Sal's Salon hires workers to give manicures. Manicures The market for manicures is perfectly competitive, and the price is $15 a manicure. The labour market is Workers per day competitive, and the wage rate is $60 a day. 20 The table shows part of the workers' total product schedule. 30 VOUA W 38 Calculate the marginal product of hiring the fifth worker and the value of marginal product of the fifth worker. 44 48 The marginal product of hiring the fifth worker is manicures a day. the value of marginal product of the fifth worker is