His clean and jerk goes to 80*2=<<80*2=160>>160 kg

His snatch increases by 50*.8=<<50*.8=40>>40 kg

So his snatch is now 50+40=<<50+40=90>>90 kg

So his total is 160+90=<<160+90=250>>250 kg

# Answer

250
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
John started weightlifting when he was 16.  When he first started he could Clean & Jerk 80 kg and he could Snatch 50 kg.  He manages to double his clean and jerk and increase his snatch by 80%.  What is his new combined total lifting capacity?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
250
John started weightlifting when he was 16.  When he first started he could Clean & Jerk 80 kg and he could Snatch 50 kg.  He manages to double his clean and jerk and increase his snatch by 80%.  What is his new combined total lifting capacity?
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