The interest rate on a $$14,000$ loan is $8\mathrm{.}4\%$ compounded

semiannually. Semiannual payments will pay off the loan in seven

years.$($Do not round intermediate calculations. Round

the PMT and final answers to $2$ decimal places.$)$

a$.$Calculate the interest component of

Payment $10.$

Interest$$

$$$$$

b$.$Calculate the principal component of

Payment $3.$

Principal$$

$$$$$

c$.$Calculate the interest paid in Year

$6.$

Interest paid$$

$$$$$

d$.$How much do Payments $3$ to $6$ inclusive

reduce the principal balance?

Principal reduction$$ $