Question

1 , 5 , 13 , 25 , 41 , _____

• A. 64
• B. 61
• C. 81
• D. 71

Answer 1

Answer:

B. 61

Read Explanation:

1 + 4 = 5 5 + 4 ×2 = 13 13 + 4 × 3 = 25 25 + 4×4 = 41 41 + 4×5 = 61

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