Question

5, 11, 24, 51, 106, ..........?

• A. 201
• B. 217
• C. 186
• D. 237

Answer 1

Answer:

B. 217

11=5 × 2+1 24=11 × 2+2 51=24 × 2+3 106=51× 2 +4 106 × 2 + 5 = 217