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| Class | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 |
| Frequency | 31 | 23 | 44 | 25 | X |
43
30
52
49
30
Practice and solve "If the mean of the following data is 45, find the value of X. Class 20-30 30-40 40-50 50-60 60-70 Fr..." for Part 2 Numerical Ability - CIL MT Civil 2026. The correct answer is Option B: 30. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "If the mean of the following data is 45, find the value of X. Class 20-30 30-40 40-50 50-60 60-70 Fr..." for Part 2 Numerical Ability - CIL MT Civil 2026. The correct answer is Option B: 30. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.