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ASSERTION (A): In a histogram, the areas of each rectangle is proportional to the class size of the corresponding interval. REASON (R): To draw the histogram of a continuous frequency distribution with unequal class intervals, the frequencies of classes are adjusted by using the formula: Adjusted frequency of class = (Minimum Class Size / Class Size) × Frequency of the class
Read the following bar graph showing the number of copies of Mathematics for Class X sold by a book seller during the five months of year 2000 and answer the questions:
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