SSC JE Mechanical Engineering 2018 Set 5 Paper

Question : 27 of 200

Marks: +1, -0

In the following question, select the missing number from the given series.
13, 13, 19.5, 39, 97.5, ?

Solution:

13 =

[{13×(3)}/2=19.5]

19.5 =[{19.5× (4)}/2=39]

39 =[{39 ×(5)}/2=95.5]

97.5 =[{97.5 ×(6)}/2=292.5]

292.5

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