Same question as before, but find Multifactor Productivity:

Carpet Tech cleaned $65$ rugs in August, consuming the following resources:

$520$ hours of Labor at $$13$ per hour

$100$ gallons of Solvent at $$5$ per gallon

$20$ days of Machine rental at $$50$ per day

What is the Multifactor productivity?

a $1\mathrm{.}10581$ rugs per dollar

b $1\mathrm{.}00986$ rugs per dollar

$0\mathrm{.}11716$ rugs per dollar

d $0\mathrm{.}05812$ rugs per dollar

e $0\mathrm{.}00787$ rugs per dollar