18 years and 6 months is 18.5

BUT is?:

18 years and 3 months = 18.3 or 18.4???

5 answers

6/12 = 0.5

3/12 = ?
0.25...thnx!!! :D
Right -- and you're welcome.
Whats the answer to daffynitinons?
It says what do you get when you cross a lemon pie and a stick of dynamite