CUET Preparation Today
Complete the following series. 9, 12, 18, 30, 54 ? |
78 84 72 102 |
102 |
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 |
