其它
Five people took the same test and got an average score of $80$. Four of the people scored $80$, $85$, $82$, and $90$, respectively. What is the score of the remaining person? 
Overseas Competition->Knowledge Point->Word Problem Modules->Average Problems 
There are $0+5+2+10=17$ points more than the average, so the last score is $80-17=63$. 