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Number Series Questions

  • Numerical Ability - Number Series
Question

1  3  6  11  20  39  70

  • A) 3
  • B) 39
  • C) 11
  • D) 20
  • E) 6
Solution

The series is 1 × 2 + 1 = 3, 3 × 2 + 0 = 6, 6 × 2 1 = 11, 11 × 2 2 = 20, 20 × 2 3 = 37, 37 × 2 4 = 70 Hence, there should be 37 in place of 39

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