Styrene Polymers $($U$.$S$.).$ Styrene Polymers, Inc., a U$.$S$.$ medical plastics manufacturer, has the following debt components in its consolidated capital section, $.$ Styrene's shareholders' equity is $$60,000,000$ and its finance staff estimates their cost of equity to be $18\mathrm{.}0\%.$ Current exchange rates are also listed in the table. Income taxes are $30\%$ around the world after allowing for credits. Calculate Styrene's weighted average cost of capital. Are any assumptions implicit in your calculation?

What is Styrene's weighted average cost of capital?

$\%($Round to two decimal places.$)$

Data table

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$\backslash$table$[[$Assumption$,$Value$],[$Tax rate,$30\%$