Need help QUICKLY PLEASE, thank you!

Give the data below, complete the table to determine if using Overtime or Outsourcing is the better method. Assume inventory levels are zero and remain so throughout. Overtime costs $50 per unit Subcontracting costs per unit for the first 400 units ea. period $40 per unit Subcontracting costs for each unit after 400 units each period $60 per unit Overtime Units Produced Extra Cost lalo Period 1 2 3 4 5 6 Totals Demand 1,400 1,600 1,800 1,200 1,200 1,100 8,300 Regular Units Produced 1,000 1,000 1,000 1,000 1,000 1,000 6,000 Subcontracted Units Produced Extra Cost Period 1 2 3 4 5 6 Totals Demand 1,400 1,600 1,800 1,200 1,200 1,100 8,300 Regular Units Produced 1,000 1,000 1,000 1,000 1,000 1,000 6,000 Which is the better alternative