28 25 5 21 18 5 14 ? ?

A. 11 5 B. 10 7
C. 11 8 D. 5 10
E. 10 5

• Option A 11 5
• 13 years agoHelpfull: Yes(0) No(0)
• Ans: A. 11 5
  
  This is an alternating subtraction series with the interpolation of a random number, 5, as every third number. In the subtraction series, 3 is subtracted, then 4, then 3, and so on.
  
  Thank you,
  CHANDAN H S
  Visit: www.revolunite.blogspot.com
• 8 years agoHelpfull: Yes(0) No(0)