Data table

$($Click on the icon here in order to copy the contents of the data table below into a spreadsheet.$)$

$\backslash$table$[[$Annuity$,$Premium paid today,Annual benefit,Life $($years$)],[$A$,$$$27,035\mathrm{.}46,$$$3,300,20],[$B$,$$$20,393\mathrm{.}98,$$$3,700,10],[$C$,$$$36,959\mathrm{.}06,$$$4,200,15],[$D$,$$$27,372\mathrm{.}13,$$$4,200,12]]$Choosing the best annuity Personal Finance Problem Raina Herzig wishes to choose the best of four annuities available to her. In each case, in exchange for paying a lump sum today, she will

receive equal, end$-$of$-$year cash payments for a specified number of years. She considers the annuities to be equally risky and is not concerned about their differing lives. Her decision will be based

solely on the rate of return she will earn on each annuity. The key terms of the four annuities are shown in the following table, $.$

a$.$ Calculate the rate of return on each of the four annuities Raina is considering.

b$.$ Given Raina's stated decision criterion, which annuity would you recommend?

a$.$ The rate of return, $r,$ on annuity $A$ is $\%.($Round to two decimal places.$)$