If the mean of the following data is 45, find the value of x. [Table — Class: 10-20, 20-30, 30-40, 40-50, 50-60; Frequency: 41, 46, 28, 12, x. Given as a table in the source; linearised here.]
Subject: Mathematics | Topic: Statistics | Difficulty: MEDIUM
Options
- (A) 243
- (B) 245
- (C) 250
- (D) 238
Verified Answer
Option (A): 243
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