Which fraction is equivalent to ?
Looking at the (possible) answers,
2/24 = 1/12, different from 1/8, so ignore.
3/32 does not simplify anymore, so cannot equal 1/8. So ignore.
4/48 = 2/24 = 1/12, different from 1/8, so ignore.
5/40 = 5/(5*8) = 1/8 <-- this is the answer.
Answer: Option D - 5/40