Compute the specified quantity. Round all answers to the nearest month, the nearest cent, or the nearest $0.001 \%$, as appropriate.
\mathrm{\{} T r e a s u r y ~ B i l l s ~ A t ~ a u c t i o n ~ o n ~ A u g u s t ~ $18,2005,6$ -month
T-bills were sold at a discount of $3.705 \% .{ }^{3}$ What was the simple annual yield?