Knockouts:190(.50)=95

First Round:95(.2)=19

# Answer

19
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Rocky boxed 190 fights in his career.  50 percent of his fights were knockouts, and 20 percent of the knockouts were in the first round.  How many knockouts did Rocky have in the first round?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
19
Rocky boxed 190 fights in his career.  50 percent of his fights were knockouts, and 20 percent of the knockouts were in the first round.  How many knockouts did Rocky have in the first round?
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