$$a$)$ Determine the multifactor productivity with dollars as the common denominator for last year.

The multifactor productivity with dollars as the common denominator for last year is

$$

$0\mathrm{.}260$dozen$/$$$.($Round your response to three decimal$$ places.$)$

Part $3$

$$b$)$ Determine the multifactor productivity with dollars as the common denominator for this year.

The multifactor productivity with dollars as the common denominator for this year is

$$

enter your response here $$dozen$/$$$.($Round your response to three decimal$$ places.$)$