The program normally takes 3+5=<<3+5=8>>8 years

So he manages to finish in 8*3/4=<<8*3/4=6>>6 years

# Answer

6
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Tom goes to a combined undergrad and Ph.D. program.  It takes 3 years to finish the BS and 5 years to finish the Ph.D.  Tom finishes it in 3/4ths the time.  How long does it take for him to finish?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
6
Tom goes to a combined undergrad and Ph.D. program.  It takes 3 years to finish the BS and 5 years to finish the Ph.D.  Tom finishes it in 3/4ths the time.  How long does it take for him to finish?
train