9,3,6,21,9,12,23,15,18

• the correct series is 9,3,6,21,9,12,33,15,18,?
  so its follows this pattern
  9,21,33,X difference is 12
  3,9,15 diference is 6
  6,12,18 diference is 6
  s0 x=45
• 11 years agoHelpfull: Yes(27) No(1)
• i think 33 should be there instead of 23
• 11 years agoHelpfull: Yes(15) No(2)
• 9=(3+6)
  21=(9+12)
  23=(15+18)
  Now,45=(21+24)
  21 obtained from the series (3,9,15,21 i.e. 3*1,3*3, 3*5,3*7)
  24 obtained from the series (6,12,18,24 i.e. 6*1,6*2, 6*3,6*4)
• 11 years agoHelpfull: Yes(8) No(2)
• 9 - 3 = 6
  21 - 9 = 12
  23 - 15 = 8
• 11 years agoHelpfull: Yes(4) No(15)
• can u explain it clearly.wat's the next term vinay
• 11 years agoHelpfull: Yes(1) No(3)