A French investor buys $290$ shares of Teck for $$13,050($$$45$ per share$).$ Over the course of a year, Teck goes up by $$8\mathrm{.}65.$

a$.$ If there is a $10$ percent gain in the value of the dollar versus the euro, what will be the total percentage return to the French investor? $($Do not round intermediate calculations. Round the final answer to $2$ decimal places.$)$

Total percentage return

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b$.$ Now assume the stock increases by $$10$ but the dollar decreases by $10$ percent versus the euro. What will be the total percentage return to the French investor? $($Round your final answer to the nearest whole percentage.$)$

Total percentage return