$(1$ point$)($Exercise $2\mathrm{.}22)$ A bill for $$300$ is purchased for $$292$ five months before it is due. Find:

a$)$ The nominal rate of discount convertible monthly earned by the purchaser.

ANSWER $=$

$\%.$

h$)$ The annual effective rate of interest earned by the purchaser.

ANSWER $=$

$\%.$