20, 22, 26, 34, 41, 46, 56, 67, __?
A) 72
B) 80
C) 88
D) 68

• B) 80
  next no. = previous + (sum of digits)
  
  20 + (2+0) = 22
  22 + (2+2) = 26
  26 + (2+6) = 34
  -
  -------
  
  56 +(5+6) = 67
  67 +(6+7) = 80
• 9 years agoHelpfull: Yes(114) No(0)
• The ans is 80
  because 6+7=13;
  so 67+13=80;
  
• 9 years agoHelpfull: Yes(4) No(1)
• 80.
  next term is sum of the digits
  s0 67 i.e. 6+7=13
  next term is 67+13=80
• 7 years agoHelpfull: Yes(2) No(0)
• 67+(6+7)=80
• 9 years agoHelpfull: Yes(1) No(0)
• 20+(2+0)=22,22+(2+2)=26...in this way 67+(6+7)=80
  
• 9 years agoHelpfull: Yes(1) No(0)
• series making
• 9 years agoHelpfull: Yes(0) No(0)
• answer b:80
  Here in the above given series is like
  20 =2+0=2 and addition of digits is added to itself=20+2=22
  like go on..... our answer is 67+13=80
  
• 7 years agoHelpfull: Yes(0) No(1)