The following December $41,2024,$ fascal year$-$end account balance information is available for the Stonebridge Corporations: Cash and cash equivalents $$5,100,$ Accounts receivable $($net$)$ $$21,000,$ Inventory $$61,000,$ Property, plant, and equipment $($net$)$ $$125,000,$ Accounts payable $$40,000,$ Salaries payable $$12,000,$ Paid$-$in Capital $$105,000.$ The only asset not listed is short$-$term investments. The only liablilites not listed are $$31,000$ notes payable due in two years and related accrued interst payable of $$1,000$ due in four months. The current ratio at year$-$end is $1\mathrm{.}7$:$1.$ Determine the following at December $31,2024$: $1.$ Total current assets, $2.$ Short$-$term investments, $3.$ Retained earnings.