jamie had x dollars in the bank. he took out 1/2 of it. then he took out 1/3 of the remaining sum to get something else. what fraction of the original amount remained in his account?
a)1/6
b)1/5
c)1/4
d)1/3
ummm so i did 1-(1/2-1/3) which i got 1/6...a)
my answer sheet says d)
(this is from a isee test prep book by the princeton review.....)