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Only 5% Of People Can Finish These Five Numerical Sequences Without Help

Are you as smart as Sheldon Cooper?

The rules of this quiz are simple: take a look at the numerical sequences below and write in the number you believe comes next. Let's get started!

  1. Finish the following sequence:
    1 1 2 3 5 8 13 ...

    Correct! 
    Wrong! 

    21

    1 + 1 = 2, 1 + 2 = 3, 2 + 3 = 5, 3 + 5 = 8, 5 + 8 = 13 and 8 + 13 = 21. This is better known as the Fibonacci sequence.

    Via CBS
  2. Finish the following sequence:
    65535 256 16 ...

    Correct! 
    Wrong! 

    4

    65535 / 256 = 256, 256 / 16 = 16 and 16 / 4 = 4.

    Via CBS
  3. Finish the following sequence:
    15 29 56 108 208 ...

    Correct! 
    Wrong! 

    400

    15 x 2 - 1 = 29, 29 x 2 - 2 = 56, 56 x 2 - 4 = 108 and 108 x 2 - 16 = 400

    Via CBS
  4. Finish the following sequence:
    230 460 46 92 9.2 ...

    Correct! 
    Wrong! 

    18.4

    230 x 2 = 460, 460 / 10 = 46, 46 x 2 = 92, 92 / 10 = 9.2 and 9.2 x 2 = 18.4.

    Via CBS
  5. Finish the following sequence:
    2 5 2 4 10 7 49 122.5 ...

    Correct! 
    Wrong! 

    119.5

    2 x 2.5 = 5, 5 - 3 = 2, 2 x 2 = 4, 4 x 2.5 = 10, 10 - 3 = 7, 7 x 7 = 49, 49 x 2.5 = 122.5 and 122.5 - 3 = 119.5.

    Via CBS
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