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If the median of 1, 2, x, 4, 5 is 3 then its mean is

This question was previously asked in
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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Detailed Solution

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Concept use:

Median of odd number of terms is middle terms 

Mean =  Sum of Observation/Total Number of Observation 

Explanation:

If the median of 1, 2, x, 4, 5 is 3

⇒ x = 3 

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

Hence, The Correct Answer is 3.

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