Instructions

What should come in place of question mark (?) in the following number series ?

Question 109

19, 38, ?, 228, 684, 1368

Solution

Here, the series is obtained by multiplying the previous term once by 2 and next time by 3.
38 is 19*2.
Hence, next term is obtained by multiplying 3 to 38.
Therefore, 38*3 = 114.
Therefore, the correct option is B.
 


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