Q. 11, 10, ?, 100, 1001, 1000, 10001
✅ Correct Answer: (A)
101
Explanation: The pattern is - 1, x 10 + 1, - 1, x 10 + 1, - 1, x 10 + 1, .....
Explanation by: Sandhya Thakur
The pattern is - 1, x 10 + 1, - 1, x 10 + 1, - 1, x 10 + 1, .....