Industrial Industries' $2023$ balance sheet shows current assets of $$2,150$ and current liabilities of $$1,445.$ Their $2024$ balance sheet shows current assets of $$2,400$ and current liabilities of $$1,550.$ What was the firm's investment in net working capital for $2024?$

Question $13$ options:

$$73$

$$145$

$$508$

$$218$

$$290$ Amalgamated Industries has Sales of $5,000,$ COGS of $2,500,$ and EBIT of $800.$ If Depreciation is $150,$ Interest Expense is $100,$ and Taxes are $200,$ what is their Operating Cash Flow?

Question $14$ options:

$$750$

$$2,200$

$$850$

$$650$

$$2,450$ What is the Present Value of $$200,000$ to be received in $40$ years at a discount rate of $10\mathrm{.}5\%?$

Question $15$ options:

$16,439\mathrm{.}34$

$1,224\mathrm{.}62$

$21,552\mathrm{.}63$

$3,685\mathrm{.}86$

$8,982,54$