Pinnocle Corporation has provided the following data from its activity$-$based costing system:

$\backslash$table$[[$Activity Cost Pool,Total Cost,Total Activity$],[$Assembly$,$$$1,405,800,71,000$ machine$-$hours$],[$Processing orders,$50,768,1,900$ orders$],[$Inspection$,135,100,1,930$ inspection$-$hours$]]$

According to the activity$-$based costing system, the product margin for product $S78N$ is:

Multiple Cholce

$$21,35270.$

$$7,066\mathrm{.}70.$

$$8,136\mathrm{.}70.$

$$8,42270$