- A135
- B125
- C150
- D225
Step-by-Step Solution
Each term is 3 times the previous one: , and confirms it.
Answer: A) 135
In the series 5, 15, 45, ?, 405, 1215, which number is missing?
Competition practiceNumber Series
Master this topic in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Number Series practice questions
More Number Series practice
Continue the pattern: 5, 9, 15, 23, 33, ?Determine the next number: 145, 122, 101, 82, 65, ?One term in the series is wrong. Identify it: 4, 8, 16, 32, 62, 128, 256Meghna's list 1, 4, 13, 40, ?, 364 has one number missing. What is it?Look at 2, 9, 28, 65, ?, 217. What number goes in place of the question mark?