The average of 12 results is 15, and the average of the first two is 14. what is the average of the rest?

(a) 14 1/5 (b)15 (c) 15 1/5 (d) 14

• 12 no. avg=180
  2 no. avg=28
  remaing no sum=180-28=152
  ans: a)14 1/5
• 9 years agoHelpfull: Yes(1) No(0)
• average of 12 is 15 then sum=180
  average of first 2 is 12 then sum is 28
  from both equation you will get sum of rest 10 =152
  average of 10 guys is
  152/10=15 1/5
  so answer is c
• 9 years agoHelpfull: Yes(0) No(0)
• 12 no. avg=180
  2 no. avg=28
  remaing no sum=180-28=152
  ans: a)14 1/5
• 9 years agoHelpfull: Yes(0) No(0)
• 12 no. avg=180
  2 no. avg=28
  remaing no sum=180-28=152
  ans: a)14 1/5
• 9 years agoHelpfull: Yes(0) No(0)
• 12*15=180
  2*14=28
  avg of remaining no=180-28=152/10
  a:14 1/5
• 9 years agoHelpfull: Yes(0) No(0)