Product price is $2 per unit and hourly wage is $12 for workers... I don't understand how to solve this. Thank you in advance!

Assume that the product price is $2 per unit and that the hourly wage for workers is $12. Neither price nor wage changes with output. Table 15.1 Number of Total Marghal plysteal workers Marginal revenue product courput dollars par product (dollars perMorkcan hour per worker 15 19 171 Question 14 Not yes answered Points out of 1,co Flag quest In Table 15.1, the marginal revenue product of the second worker hired is Select one: Oa $4 per hour Ob. 512 per hour Oc s24 per hour Od. $40 per hour Question 15 Points Out of 1.00 Ras question In Table 15.1, the MRP of the fourth worker hired is Select one: )3. 576 per hour. Ob. 516 per hour ) 58 per hour Od 512 per hour Not yet answered Points out of 1.00 Flag question Question 16 In Table 15.1, how many workers should be hired? Select one - 2 Ob 3 5