Question 34

In the following question, select the missing number from the given series.

19, 11, 13, 16, 15, 17, 13, 19, 21, ?

Solution

The given series are a combination of 3 series with a gap of two numbers, which are :

I : 19 , 16 , 13 , _

II : 11 , 15 , 19

III : 13 , 17 , 21

The missing number is a part of the first series (difference of -3), so next number = 10

=> Ans - (A)

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