Find the monthly payment for the loan. (Round your answer to the nearest cent.)

Question

$800 loan for 12 months at 10%

Answer 1

i = .10/12 = .0083333... ( I stored in calculator)
n = 12

PV = paym( 1- (1+i)^-n )/i

800 = paym( 1 - 1.008333..^-12 )/ .008333
..
after some button - pushing I got
paym = $70.33

Answer 2

for the values of the variables P, r, and t (respectively). Assume n = 12. (Round your answer to the nearest cent.)
$150,000; 4%; 30 yr