calculate total product

Flint Corp. uses a periodic inventory system. The company had the following inventory transactions in April: April 3 Purchased merchandise from Pina Colada Ltd. for $ 27.200, terms 1/30, FOB shipping point. The appropriate company paid freight costs of $ 710 on the merchandise purchased on April 3. 6 7 Purchased supplies on account for $4.940, 8 Returned damaged merchandise to Pina Colada received a credit of $3,200. The merchandise was returned to inventory for future resale. 30 Paid the amount due to Pina Colada in full. 1. The cost of the merchandise sold on April 3 was $ 18.280. Pina Colada expected a return rate of 15%. 2. The cost of the merchandise returned on April 8 was $2,400 3. Pina Colada uses a periodic inventory system. Workers Marginal Product 0 1 30 2 32 3 33 4 32 5 30 6 26 7 20 8 12 What is the total product of the 4th worker