Question

6, 13, 28, 59, ?, 249

• A. 124
• B. 122
• C. 120
• D. 118

Answer 1

Answer:

B. 122

→ (6 × 2 + 1) = 13 → (13 × 2 + 2) = 28 → (28 × 2 + 3) = 59 → (59 × 2 + 4) = 122 → (122 × 2 + 5) = 249