Practice30 Create account

Which number fills the gap in 11, 23, 47, ?, 191, 383?

Competition practiceNumber Series

A95
B94
C96
D93

Step-by-Step Solution

Each term = previous × 2 + 1:

47 \times 2 + 1 = 95

, and

95 \times 2 + 1 = 191

confirms it.

Answer: A) 95

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

Pick out the odd term in 5, 15, 45, 136, 405, 1215.Spot the term that does not fit: 3, 4, 10, 34, 136, 685 In 3, 4, 7, 11, 18, 28, 47 each term should be the sum of the two before it. Which term…The series 5, 10, 20, 40, 79, 160 has one wrong term. Identify it.Which term breaks the pattern in 6, 13, 27, 55, 111, 225, 447?