find next in series 31,29,31,30,31,?

• Its format of month wise like jan,feb,mar...
  
• 11 years agoHelpfull: Yes(18) No(2)
• next number is 31
  29,30,31
• 12 years agoHelpfull: Yes(9) No(3)
• jan=31,feb=29,march=31,april=30,may=31,june=30
  next no. is 30.
• 10 years agoHelpfull: Yes(5) No(2)
• 31,29,31,30,31,?
  ans=31
  leave the number 31 in the series,then note that 29,30,31
  hence 31 is the result
• 11 years agoHelpfull: Yes(2) No(0)
• 31
  alternate increases by 1
• 10 years agoHelpfull: Yes(2) No(0)
• Ans=31
  Leave alternate 31 first.
  Its a double series- 29,30,31
• 9 years agoHelpfull: Yes(1) No(0)
• 31
  all even place no. increase by 1.
  
• 9 years agoHelpfull: Yes(0) No(0)
• its like monthly order
  jan =31
  feb=29
  mar=31
  and so on....
  
  thus the ans will be 30
• 9 years agoHelpfull: Yes(0) No(0)
• Ans 30
  This num series based on calendar
  Jan-31,feb 29,march-30 and like that
• 7 years agoHelpfull: Yes(0) No(0)
• Between 31 it is a series = 29, 30, 31
  answer is 31
• 6 years agoHelpfull: Yes(0) No(0)
• 31 29 31 30 31 31 31
  ans=31
• 1 year agoHelpfull: Yes(0) No(0)
• Answer: 31
• 1 year agoHelpfull: Yes(0) No(0)