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Mathematics — Standard (041) — CBSE Class 10 board question

Q1. [1] § 13.1 Introduction § 13.5 Summary
Mean and Median of a frequency distribution are 43 and 40 respectively. The value of mode is
  1. A $34$
  2. B $43$
  3. C $38.5$
  4. D $41.5$
Previously asked in CBSE board exam
2026 30/4/1 Q18
Generated by claude-sonnet-4-6 · 2026-06-15 10:32 · grounding rag
Model Answer

Using the empirical relationship: Mode = 3 Median − 2 Mean

Mode = 3 × 40 − 2 × 43 = 120 − 86 = 34

The correct option is A) 34.

Explanation

The empirical relationship between the three measures of central tendency is:
Mode = 3 Median − 2 Mean

This formula is stated in Chapter 13. Always substitute Median first, then Mean. Here: 3(40) − 2(43) = 120 − 86 = 34. This is a standard 1-mark application question in board exams.

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