Aptitude - Odd Man Out and Series - Discussion
Discussion Forum : Odd Man Out and Series - Find Wrong No. (Q.No. 4)
Directions to Solve
Find out the wrong number in the series.
4.
445, 221, 109, 46, 25, 11, 4
Answer: Option
Explanation:
Go on subtracting 3 and dividing the result by 2 to obtain the next number.
Clearly, 46 is wrong.
Discussion:
23 comments Page 2 of 3.
Akhil said:
7 years ago
4+7=11, 11+14=25, 25+28=53, 53+56=109,
Start adding with 7 then after 7*2, then the answer with 2. That's it.
Start adding with 7 then after 7*2, then the answer with 2. That's it.
(1)
Laxmi said:
1 decade ago
series is wrong....think so
if wrong number is 46
it should be 445,221,109,53,46(45),21,9,3...
if wrong number is 46
it should be 445,221,109,53,46(45),21,9,3...
Adesh said:
1 decade ago
Yes 109 is wrong because 74* 35=2590 which is not the next number in the given series?
Srinithi said:
1 decade ago
Its really a tough question. Could not judge the way in which the series is written?
Kartik said:
5 years ago
11 is the only one which is prime no. So the answer is option D.
(1)
AMMU said:
1 decade ago
Nice explanation by Mr. Nagendramurthy. Thanks.
Viji said:
9 years ago
Good explanation, thank you @Nagendramurthy.
Raju Rockzz said:
9 years ago
Super explanation @Nagendramurthy.
B.M.Aakash said:
8 years ago
Good explanation. Thank you all.
(1)
Nandhajhon said:
7 years ago
Well explained, thanks, @Akhil.
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