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HARMATHAP$126\mathrm{.}1\mathrm{.}013.$

$($a$)$ To buy a Treasury bill $($T$-$bill$)$ that matures to $$10,000$ in $6$ months, you must pay $$9740.$ What annual simple interest rate does this earn? $($Round your answer to one decimal place.$)$

$\%$

$($b$)$ If the bank charges a fee of $$30$ to buy a T$-$bill, what is the actual interest rate you earn? $($Round your answer to one decimal place.$)$

$\%$

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