Aptitude - Odd Man Out and Series - Discussion

Discussion Forum : Odd Man Out and Series - Odd Man Out (Q.No. 9)
Directions to Solve
Find the odd man out.

9.
10, 14, 16, 18, 21, 24, 26
26
24
21
18
Answer: Option
Explanation:
Each of the numbers except 21 is an even number.
Discussion:
27 comments Page 1 of 3.

Devika said:   1 decade ago
Except 21 all are even. So I do think Shraddha's logic is wrong and no need to think about because the answer of this is in simple logic. Karthik don't you think that you need not go so deep?

ABHISHEK KUMAR YADAV said:   8 years ago
10, 14, 16, 18, 21, 24, 26

another method in my view is :-
10 = 2 * 5
14 = 2 * 7
16 = 2 * 8
18 = 2 * 9
21 = (21 is not multiply by 2 with any number).
24 = 2 * 12
26 = 2 * 13.
(3)

ENGOLE said:   4 years ago
There are 2 possibilities.

All the numbers are multiples of 3 except 26. So 26 is the odd man out.

All the numbers can be divided by 2 except 21. So, it is odd one.
(1)

Raja said:   1 decade ago
Added the numbers to previous numbers
4,2,2
and
4,2,2

That format in the 21 place we get the 20 only.

That's why 21 is odd man out.

Santosh said:   9 years ago
I agree with @Bala krishnan even I thought the same. In table of 3 the numbers follows. 3x6=18, 3x7=21, 3x8=24. So A26 is oddman out.

Kishore said:   9 years ago
5*2=10.
7*2=14.
8*2=16.
9*2=18.
11*2=22.
12*2=24.

Here you observe that 11*2=22, but in quest it was given 21. So the answer is 21.

Viren maan said:   1 decade ago
@shraddha your logic is wrong
as u said
Here the logic is :
5*2 = 10
7*2 = 14
8*2 = 16...& so on
So where is 6*2 ??????

Bubai said:   1 decade ago
For 24, karthik's logic is not valid. For this case the difference is also odd. Thus the logic given by karthik is wrong.

Bindu said:   1 decade ago
10+4=14
14+2=16
16+2=18
Again the number 18 is added with 4
18+4=22
22+2=24
24+2=26
So we will add 4,2,2,4,2,2

Karthik said:   1 decade ago
The difference between adjacent numbers is even. But for 21 it is not true.
Hence the answer is 21.


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