What is the next number of the following sequence
2,7,24,77,_
a) 124
b) 165
c) 215
d) 240

• 2*12=24
  7*11=77
  24*10=240
  so, answer is 240
• 11 years agoHelpfull: Yes(41) No(0)
• 2*3+1=7
  7*3+3=24
  24*3+5=77
  77*3+7=238
  I think it should be 77*3+7=238..but option is such that 77*3+9=240..
  So not sure..
• 11 years agoHelpfull: Yes(22) No(1)
• The correct answer will be 240
  
  24/2=12
  77/7=11
  240/24=10
• 11 years agoHelpfull: Yes(7) No(0)
• 238
  by 2*3+1 =7
  7*3+3=24
  24*3+5=77
  77*3+7=238
• 11 years agoHelpfull: Yes(3) No(2)
• 2*3+1=7
  7*3+3=24
  24*3+5=77
  77*3+7=238
• 11 years agoHelpfull: Yes(2) No(2)