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In Each Series, Only One Number is Wrong. Find Out the Wrong Number. 5, 7.5, 11.25, 17.5, 29.75, 50, 91.25 -

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Question

In each seriesonly one number is wrong. Find out the wrong number.
5, 7.5, 11.25, 17.5, 29.75, 50, 91.25

Options

  • 29.75

  • 17.5

  • 91.25

  • 50

MCQ

Solution

29. 75
Explanation:                                     28.75
5            7.5         11.25        17.5       29.75          50          91.25

     +2.5       +3.75       +6.25      +11.25     +21.25     +41.25
       
           +1.25        +2.5          +5           +10          +20
               
                       x2            x2             x2            x2
Hence, 28.75 should come in place of 29.75 in the series.

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Series (Enterance Exam)
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