If the mean of the following distribution is 54, find the value of p - CBSE Class 10 Sample Paper for 2026 Boards - Maths Basic

part 2 - Question 27 (B) - CBSE Class 10 Sample Paper for 2026 Boards - Maths Basic - Solutions of Sample Papers for Class 10 Boards - Class 10

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Question 27 (B) If the mean of the following distribution is 54, find the value of p.Now, finding mean Now, Mean(𝑥 ̅) = (∑▒𝒇𝒊𝒙𝒊)/(∑▒𝒇𝒊) Putting values in formula 54 = (𝟐𝟑𝟕𝟎 + 𝟑𝟎𝒑)/(𝟑𝟗 + 𝒑) 54(39 + p) = 2370 + 30p 54 × 39 + 54p = 2370 + 30p 2106 + 54p = 2370 + 30p 54p – 30p = 2370 – 2106 24p = 264 p = 264/24 p = 11

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 15 years. He provides courses for Maths, Science and Computer Science at Teachoo