Q. what will be next term in the series 1,7,8,49,50,57,343......
Option
a) 344
b) 350
c) 2401
d) can not be determined

• 1+7=8
  7*7=49
  49+1=50
  50+7=57
  7*7*7=343
  343+1=344
  so answer is 344
• 10 years agoHelpfull: Yes(13) No(2)
• 344 ans
  7*7=49.
  49+1=50.
  50+7=57.
  49*7=343.
  343+1=344.
• 10 years agoHelpfull: Yes(4) No(1)
• the series follows +7 then +1 then *7
  1+7=7
  7+1=8
  7*7=49
  49+1=50
  50+7=57
  49*7=343
  343+7=350
  350 is the ans
• 10 years agoHelpfull: Yes(1) No(5)
• 344
  7*1=7
  7*1+1=8
  7*7=49
  7*7+1=50
  7*8+1=57
  7*49=343
  7*49+1=344
  7*56=392
  7*56+1=393
• 10 years agoHelpfull: Yes(0) No(5)
• any one could tell which is the right answer?
• 10 years agoHelpfull: Yes(0) No(1)
• right ans is 344
• 9 years agoHelpfull: Yes(0) No(1)
• d) can not be determined
• 9 years agoHelpfull: Yes(0) No(1)