9, 27, 31, 155, 161, 1127, ?



A. 316
B. 1135
C. 1288
D. 2254

• 9,27,31,155,161,1127
  9*3=27
  27+4=31
  31*5=155
  155+6=161
  161*7=1127
  1127+8=1135
  so ans is B.1135
• 7 years agoHelpfull: Yes(11) No(0)
• ans is b
  9*3=27
  27+4=31
  31*5=155
  155+6=161
  161*7=1127
  1127+8=1135
  
• 7 years agoHelpfull: Yes(5) No(0)
• 9*3=27, 27+4=31
  31*5=155, 155+6=161
  161*7=1127, 1127+8=1135
  first , the term will be multiplied by 3 and the next odd no's and so on then the multiplied term will be added with the even terms starting with 4 and then so on.
  ans: 1135
• 7 years agoHelpfull: Yes(2) No(0)
• In this series
  9*3=27+4=31
  31*5=155+6=161
  161*7=1127+8=1135
• 7 years agoHelpfull: Yes(1) No(0)