please show full calculation.

Q4. (30 marks) Company Alpha has to make around 100 trips/year to move material in Ninh Binh to factory in Dong Nai. The company considers 2 options: + Buy new truck: 270 000 USD with 6-year straight-line depreciation + Rent 3PL logistics company: $1680/Trip Operating cost when buying new truck: Fuel: 4 122 USD/year Depreciation: 6-year straight-line Interest rate: 9%/year (24 300 USD) Labour: 18 000 USD/year Questions: al Calculate total costs of buying and renting within 6 years. b/ Evaluate from which year total cost of buying will be lower than total cost of renting