Question
Suppose you borrow $12,000, which you must pay back in 30 equal monthly payments, each of which includes a .8% interest charge on the unpaid balance.
a) How much will you need to pay each month?
b) How much money did the bank make on this deal?
a) How much will you need to pay each month?
b) How much money did the bank make on this deal?
Answers
Reiny
I will assume the .8% is the monthly rate
let the payment be P
12000 = P(1 - 1.008^-30)/.008
a) solve for P , I got 451.51
b) what is 451.51(30) compared to 12000 ?
let the payment be P
12000 = P(1 - 1.008^-30)/.008
a) solve for P , I got 451.51
b) what is 451.51(30) compared to 12000 ?