The Street D$$wision of Labrasse Logistics just startod operatiors, it purchased depreciable assets costing $$37\mathrm{.}5$ milian and having $7$ four$-$year expected life, ather which the assels can be salwaged for $$75$ million. In addition, the diatsion has $$375$ milien in assets that are not depreclable. After four years, the divisian will hame $$375$ milicn avalable from these non depreciable assets. This means that the division has irnested $$75$ millian in assets with a salvage walue of $$45\mathrm{.}0$ million. Annual operating cash flows are $$12\mathrm{.}3$ milion. In computing RCX$,$ this division uses beganeng$-$of$-$ycar asset walues in the benominator. Depreclation is compeled on a straight$-$line bask, recognizing the sahrage values nated Igniere tanes$.$

Required:

a$.8$ b$.$ Compute ROV, using net book value and gross book value.

Note: Enter your onswers as o percentnge rounded to $2$ decimal place $($i$.$e$,32\mathrm{.}10).$

$\backslash$table$[[$Year $1,$ROI$],[$Net Dook Val$-$e$,$Gross Book Walut$],[18\mathrm{.}22x,$$$,16408,5],[$Yoar $2,18220,$$$,15\mathrm{.}400,8],[$Year $3,20\mathrm{.}50B,$~~$,16400,5],[$Thex $4,2048,s,15\mathrm{.}40Q,\%$