please solve 20th question
Kindly refer the similar link for your query.
https://www.meritnation.com/ask-answer/question/if-the-median-of-the-following-frequency-distribution-is-24/statistics/5897284
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https://www.meritnation.com/ask-answer/question/if-the-median-of-the-following-frequency-distribution-is-24/statistics/5897284
Regards