Tom\textquotesingle s mother is $(86+24-2)\div3=36$ years old.  Tom is $36-24=12$ years old. 
The ages of Tom\textquotesingle s father, Tom\textquotesingle s mother and Tom are $86$ together. Tom\textquotesingle s mother is $24$ years older than Tom and~~$2$ years younger than Tom\textquotesingle s father.How old is Tom? 
* $$6$$ 
* $$12$$ 
* $$32$$ 
* $$30$$ 
* $$36$$ 