Multiple choice general knowledge math & puzzles Find the next term of the series: 3, 6, 9, 18, 27, 54, ...... 81 69 63 57 Reveal answer Fill a bubble to check yourself A Correct answer Explanation The pattern alternates between multiplying by 2 and multiplying by 1.5 (or adding the previous term): 3*2=6, 6*1.5=9, 9*2=18, 18*1.5=27, 27*2=54. The next step is 54*1.5 = 81. Other options do not follow this geometric progression.