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Previous Year Question (PYQs)



Wrong number in the series 7, 8, 18, 57, 228, 1165, 6996





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Solution

The series is
7*1 + 1 = 8
8*2 + 2 = 18
18*3 + 3 = 57
57*4 + 4 = 232
232*5 + 5 = 1165
1165*6 + 6 = 6996
so 228 is wrong


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Ask Your Question or Put Your Review.

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Vinay-pic
Vinay , Student
Commented Feb 26 , 2021
(n+1)*z , z=set of integers

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Radha kumari-pic
Radha kumari , BCA from Banasthali Vidyapeeth
Commented Apr 03 , 2020
7*1+1=8, 8*2+2=18, 18*3+3=57, 57*4+4=232, So, 228 is wrong number in the series

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