3, 5, 7, 9, 11 का माध्य (mean) है:
उत्तर: (C) 7 — Mean = Sum/Count = (3+5+7+9+11)/5 = 35/5 = 7. For an AP, mean = middle term. Median = 7 (middle value). Mode = none (no repetition).
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'She writes a letter' का Passive Voice क्या होगा?
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