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जर 1, 2, x, 4, 5 चा मध्यक 3 असेल तर त्याची सरासरी किती आहे?

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Bihar STET TGT (Maths) Official Paper-I (Held On: 04 Sept, 2023 Shift 1)
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  1. 3
  2. 4
  3. 5
  4. 4.5

Answer (Detailed Solution Below)

Option 1 : 3
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संकल्पनेचा वापर:

विषम संख्येच्या पदांचा माध्यक मध्य पद आहे

सरासरी = निरीक्षणाची बेरीज/निरीक्षणाची एकूण संख्या

स्पष्टीकरण:

जर 1, 2, x, 4, 5 चा मध्यक 3 असेल

⇒ x = 3

सरासरी = 1 + 2 + 3 + 4 + 5/ 5 = 15/5 = 3

म्हणून, योग्य उत्तर 3 आहे.

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