Given the following information, what is the total cost per unit of buying a boombox from a Brazilian supplier?

Price paid to the supplier for each boombox $42.00/each
cubes per boombox 3/each
Boomboxes per pallet 80/pallet
shipping costs to LA port $4,750/container
cubes/container 2400/container
Customs fees 3% value of container 3%/container
Duties 5% value of container 5%/container
US port handling per container $170/container
Insurance/container $600/container
Transportation to warehouse $1200/container
Warehouse movement and storage costs $25/pallet
quality control $10/each

a) 51,258,
b) 42.00,
c) 64.07,
d) 66.05