. 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.

• the lowest mark would be 60; as 800-92-648=60
• 12 years agoHelpfull: Yes(33) No(2)
• avg of 10 papers= 800
  avg f 8 papers = 648
  avg of 2 papers( lowest and highest )= 800-648= 152
  lowest paper= 152-92= 60
• 10 years agoHelpfull: Yes(11) No(0)
• ans=50..
  x+a+y=800
  a=648
  x=92
• 12 years agoHelpfull: Yes(1) No(22)
• s10/10 = 80 (average marks of student in ten papers)
  s10 = 800 (sum of 10 students marks)
  
  (s10-92-L)/8 = 81 (minus highest and Lowest marks L now the new average is 81)
  L = 60
• 8 years agoHelpfull: Yes(1) No(0)
• average of 10 subject = 800
  as given highest marks is = 92
  and we have to find lowest marks ?
  average of 8 subject = 81
  then
  81*8= 648
  
  then 800-648-92 = 60
• 8 years agoHelpfull: Yes(1) No(0)
• 60.....using average concept
• 8 years agoHelpfull: Yes(0) No(0)
• 10*80-8*81-92=60
• 8 years agoHelpfull: Yes(0) No(0)