please detail where is that 840,000 came from the part 2 you will see total cost: (4.5172000) + 840,000(please show work this) = 1614000

1) XYZ CORP HAS THE FOLLOWING DATA: UNITS VC/UNIT FC/UNIT 140,000 4.50 5.00 FIXED COSTS INCREASE 20% AT 150,000 UNITS. WHAT IS TOTAL COST/UNIT AT 160,000 UNITS? (DON'T ROUND) TOTAL COST/UNIT: VC/UNIT 4.50 FC/UNIT 5.25 [(5 X 140,000) 1.2/160,000] TC/UNIT $9.75 2) REFER TO PROBLEM # 1. WHAT ARE TOTAL COSTS AT 172,000 UNITS? TOTAL COSTS: (4.5 X 172,000) +840,000 - $1,614,000