Lillian Fok is president of Lakefront Manufacturing, a producer of bicycle tires. Fok makes $1,000$ tires per day with the following resources:

Labor: $,400$ hours per day @ $$12\mathrm{.}00$ per hour

Raw Material: $,20,000$ pounds per day @ $$1\mathrm{.}50$ per pound

Energy: $,$$$5,000$ per day

Capital: $,$$$10,000$ per day

a$)$ Labor productivity per labor hour for these tires $=2\mathrm{.}5$ tires$/$labor hour $($round your response to two decimal places$).$

b$)$ Multifactor productivity for these tires $=$ tires$/$dollar $($round your response to four decimal places$).$