You are considering a $$40,000($add$-$on$)$ installment loan. The stated rate of interest is $7\%,$ and five monthly payments will be made.

$$ Find the loan amount

$$ Find the amount of interest.

$$ Find the monthly payment.

$$ Find the period interest rate.

$$ Find the annual percentage rate $($APR$)$ for this installment loan.

$$ Find the effective annual rate $($EAR$)$ for this installment loan.