266 views

The average marks of a student in ten papers are $80$. If the highest and the lowest scores are not considered, the average is $81$. If his highest score is $92$, find the lowest.

1. $55$
2. $60$
3. $62$
4. Cannot be determined

## 1 Answer

Best answer
Total marks = 80 * 10 = 800

Total if highest and lowest marks are not considered = 81 * 8 = 648

Highest mark + Lowest mark = 800 - 648 = 152

Lowest mark = 152 - 92 = 60 (Option B)
326 points

0 votes
0 answers
1
536 views
0 votes
0 answers
2
451 views
0 votes
0 answers
3
299 views
0 votes
0 answers
4
261 views
0 votes
0 answers
5
325 views