The times taken by a phone operator to complete a call are 2,9,3,1,5 minutes respectively. What is the average time per call?

• sum/5
  20/5=4
  
• 9 years agoHelpfull: Yes(7) No(4)
• Here the Question is Average type per call not for all calls.
  
  Now by observing 2 9 3 1 5
  
  1 is the average time per call.
  
  So answer is 1 minute.
• 9 years agoHelpfull: Yes(4) No(8)
• 4 min. 2+9+3+1+5/5 = 20/5 = 4
• 9 years agoHelpfull: Yes(3) No(2)
• avg time =sum of all digits/no.of all digits
  2+9+3+1+5=20
  20/5=4
  ans=4min
• 9 years agoHelpfull: Yes(2) No(0)
• 2+9+3+1+5=20
  20/5=4
• 9 years agoHelpfull: Yes(1) No(1)
• (2+9+3+1+5)/5= 20/5 = 4.
• 9 years agoHelpfull: Yes(1) No(0)
• (2+9+3+1+5)/5=5
• 9 years agoHelpfull: Yes(0) No(17)
• suppose total amount=100
  20%of 100=20
  it means 100-20=80
  5%of 80=4
  80-4=76
  if 100 becomes 76
  then x becomes 1520
  (do cross multiplication) 100*1520=76 x
  x=2000
• 7 years agoHelpfull: Yes(0) No(0)