For each of the following cases, indicate $($a$)$ what interest rate columns and $($b$)$ what number of periods you would refer to in looking

up the future value factor.

$(1)$ In Table $1($future value of $1)$:

$($a$)$

$($b$)$

$(2)$ In Table $2($future value of an annuity of $1)$:

$($a$)$

$($b$)$

Case A

$\%$

periods

Case B

$\%$

periods