Promo Pak has compiled the following financial data:

Source of CapitalBook ValueMarket ValueCost

Long-term debt$ 8,000,000$ 8,500,0005.0%

Preferred stock500,000750,00012.0

Common stock equity9,000,00015,000,00016.0

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$17,500,000$24,250,000

a.Calculate the weighted average cost of capital using book value weights.

b.Calculate the weighted average cost of capital using market value weights.