Find the sum of 2 missing numbers of the sequence

6, ?, 20, 15, ?, 1

• 21
  
  because sum of nth term and (n+3 )rd term is 21.
• 11 years agoHelpfull: Yes(11) No(1)
• 6 ? 20 15 ? 1
  2*3 3*4 4*5 (4*5)-5 (3*4)-5 (2*3)-5
  6 12 20 15 7 1
  Hence, sum of the two missing terms = 12+7 =19
• 11 years agoHelpfull: Yes(10) No(5)
• 6+20=26
  26/2=13 so the 2nd term is 13
  15+1=16
  16/2=8 so the 5th term is 8
  13+8=21 the sum of two missing numbers of the sequence is 21.
• 11 years agoHelpfull: Yes(1) No(4)
• ans 7
  y7ir6i fghtfh
• 11 years agoHelpfull: Yes(0) No(6)
• from left to right
  6+14=20
  20+14=34
  from right to left
  1+14=15
  15+14=29
  so answer is 29,34..
• 11 years agoHelpfull: Yes(0) No(0)