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Question
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
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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