Problem $9-13$ Portfolio Return $($LG$9-7)$

At the beginning of the month, you owned $$8,000$ of General Dynamics, $$7,000$ of Starbucks, and $$5,000$ of Nike. The monthly returns for General Dynamics, Starbucks, and Nike were $7\mathrm{.}60$ percent, $-1\mathrm{.}68$ percent, and $-0\mathrm{.}70$ percent. What is your portfolio return?

Note: Do not round intermediate calculations and round your final answer to $2$ decimal places.

Portfolio return

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