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1. what is the next number in the series: 1 ,1 ,2 ,3 , 5, 8, 13, 21 ............. ?

  • A. 34
  • B. 34
  • C. 34
  • D. 34

Answer: Option A

Explanation:

0 + 1 = 1;1 + 1 = 2;2 + 3 = 5;3 + 5 = 8;5 + 8 = 13; 8 + 13 = 21;21 + 13 = 34

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