Complete the following series.
9, 12, 18, 30, 54 ?
Answer & explanation
Correct answer: option 4
The correct answer is option (4) : 102
9, 12, 18, 30, 54 ?
THE LOGIC FOLLOWED HERE IS :
9 + 3 = 12
12 + 6 = 18
18 + 12 = 30
30 + 24 = 54
54 + 48 = 102
AS WE KNOW THE NUMBER ADDED 2 TIMES OF PREVIOUS NUMBER ADDED IN THE SERIES