Solar Tech Innovations employs an advanced method to transform silicon wafers into compact

solar panels. These cost$-$effective and efficient panels are particularly designed for low$-$energy,

portable electronic devices. In the previous year, Solar Tech Innovations had an inventory turnover

rate of $4\mathrm{.}5$ times with a cost of goods sold totaling $$2\mathrm{.}5$ million. Given a standard business year of

$52$ weeks: