Simple Interest
#1
$212.50
#4
$$2,407.69
#9
17.86 or 18 years
#13
$525.83
#2
$9,750
#5
$4,327.42
#10
about 16 years
#14
$31,549.80
#3
$2,893.75
#6
$15,942.26
#11
about 12 years
#16
#7
$4,220.70
#12
about 13 years
#17
$314,391.60
#8
$15,959.69
#18
$84,391.60