Aptitude - Odd Man Out and Series - Discussion

Insert the missing number.

2. 

10, 5, 13, 10, 16, 20, 19, (....)

[A]. 22
[B]. 40
[C]. 38
[D]. 23

Answer: Option B

Explanation:

There are two series (10, 13, 16, 19) and (5, 10, 20, 40), one increasing by 3 and the other multiplied by 2.

Priya said: (Jan 17, 2013)  
Yeah..(10,13,16,19) increased by 3.

Therefore, 10+3=13
13+3=16
16+3=19

(5,10,20,40) multiplied by 2.

Therefore, 5*2= 10
10*2= 20
20*2= 40

Kiran said: (Jun 2, 2017)  
Yeah @Priya.

It is increased by 3, multiplied by 2.

Shanidul Islam said: (Jan 23, 2019)  
You are right, thanks @Priya.

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