What will be the next sequence? If

What is the next number in the following sequence?
6, 13, 28, ?

  1. 56
  2. 59
  3. 57
  4. 58
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1 Answer(s)

Answer: (b) 59
Explanation:-

Given- sequence —
6,13,28,?
Solve- 6 x 2 + 1 = 13,        13 x 2 + 2 = 28,                   28 x 2 +3 = 59

Anurag Mishra Professor Answered on 28th May 2015.
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