Ratio of the minimum wavelengths of the Lyman and Balmer series

The same question, asked 3 times: 4 May 2023 S2, 20 Apr 2025 S1, 13 May 2026 S1. Every wording below, oldest first.

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Question 1
4 May 2023 S2
22 $The ratio of minimum wavelengths of Lyman and Balmer series will be$
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Question 2
20 Apr 2025 S1
1 $In hydrogen spectrum, the ratio of wavelengths of the last line of Lyman series and that of the last line of Balmer series is$
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Question 3
13 May 2026 S1
146 $The ratio of minimum wavelengths of Lyman and Balmer series will be$
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Question 1