Which Number will come in the place of ? (question mark) in the following Number series.
1001, 80, 514, 47, ? , 22, 68
option
A. 219
B. 213
C. 216
D. 218
E. None Of These

• Take 1001,..,514,...,X,...,68
  
  10^3+1 = 1001
  8^3+2=514
  6^3+3=219
  4^3+4=68
  
  answer is A.219
• 10 years agoHelpfull: Yes(11) No(0)
• (10)^3 + 1 =1001
  (9)^2 - 1 =80
  (8)^3 +2=514
  (7)^2 -2=47
  (6)^3 +3=219
• 9 years agoHelpfull: Yes(2) No(0)
• ANS IS-219
  
• 11 years agoHelpfull: Yes(0) No(2)
• 1001,...,514,...,218.
  sol:1001-496=514
  514-296=218
• 10 years agoHelpfull: Yes(0) No(4)
• 219 as 10^3+1 then 9^2-1 then 8^3+2...so on...6^3+3=219
  
• 9 years agoHelpfull: Yes(0) No(0)
• 1001=10^3+1
  514=8^3+2
  219=6^3+3
• 9 years agoHelpfull: Yes(0) No(0)
• A
  series can be divided as;
  10^3+1 , 8^3+2 , 6^3+3 (216+3=219 ), 4^3+4
  9^2-1 , 7^2-2 , 5^2-3
• 9 years agoHelpfull: Yes(0) No(0)