Based on Exhibit $9-9,$ or using a financial calculator, what would be the monthly mortgage payments for each of the following situations?

Note: Round time value factor and final answers to $2$ decimal places.

What relationship exists between the length of the loan and the monthly payment? How does the mortgage rate affect the monthly payment?

$\backslash$table$[[,,\backslash$table$[[$Monthly Mortgage$],[$Payment$]]],[,=,],[$b $$155,000,30-$year loan at $4,00$ percent.$],[\backslash$table$[[$c$.$ $$128,000,20-$year loan at $8\mathrm{.}00$ percent.$],[$d$-1.$ Longer mortgage lerms mean a$]]],[$d$-1.$ Longer mortgage lerms mean a$,$Dower,monthly payment.$],[$d$-2.$ For increase in mortgage rate,higher,monthly payment is required.$]]$