medium · GMAT Quant
An usher in an auditorium follows a sequential seat-inspection path where seat numbers follow the sequence s_n+1 = s_n + 7. If the first seat inspected is s_1 = 12
What is the seat number s_50 inspected on the 50th step?
- 362
- 348
- 355
- 343
- 350
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