$9.$ Suppose you borrow $$19,000$ from your bank to buy a car. You agree to pay $$362\mathrm{.}05$ per month for $60$ months. What is the interest rate $($APR$)$ for the loan?

Question $9$ options:

$4\mathrm{.}2\%$

$4\mathrm{.}8\%$

$5\mathrm{.}4\%$

$6\%$

$6\mathrm{.}6\%$

$7\mathrm{.}2\%$

$10.$ Suppose you plan to retire in $40$ years. If you make annual contributions of $$15,000$ into your retirement account for the first $14$ years, and no more contributions to the account for the remaining $26$ years. If the retirement account earns a fixed $14\%$ annual interest, how much will you have at your retirement?

Question $10$ options:

$$16,964,735$

$$16,983,185$

$$17,005,385$

$$17,022,935$

$$17,043,785$

$$17,073,185$