There are a serious load of correct answers.
An infinite number of them, in fact.
Here are a few things that are equivalent to 16/32 :
1/2
2/4
3/6
4/8
7/14
9/18
17/34
(1 googol) / (2 googol)
(82 pi) / (164 pi)
(1 yard) / (72 inches)
(49 bottles of beer on the wall) / (98 bottles of beer on the wall)
.
.
etc.
