$3$

Multiple Choice

$1$ point $$ What is the total $($multi$-$factor$)$ productivity $($measured in $ of output per $ of input$)?$

$1\mathrm{.}35$

$4\mathrm{.}50$

$3\mathrm{.}81$

$0\mathrm{.}89$

$19\mathrm{.}48$