FreshHarvest, a company specializing in the storage and distribution of fresh produce, operates a large distribution center catering to various supermarkets and retailers. In the past month, they handled $10,000$ orders. To accomplish this, they utilized the following resources:

$$ Labor: $5,000$ hours at $$20$ per hour.

$$ Electricity: $2,500$ kWh at $$0\mathrm{.}12$ per kWh$.$

$$ Fuel $($for forklifts and vehicles$)$: $1,200$ gallons at $$3$ per gallon.

$$ Warehouse Rent: $$25,000$ for the month.

$$ Equipment Maintenance: Costs incurred were $$4,000.$

a$)$ What is the labor productivity per dollar? Show calculation with formula.

b$)$ What is multifactor productivity? Show calculation with formula.