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From the frequency distribution table from the following data:
 
Marks (out of \(90\)) Number of candidates
More than or equat to \(80\) \(4\)
More than or equat to \(70\) \(6\)
More than or equat to \(60\) \(11\)
More than or equat to \(50\) \(17\)
More than or equat to \(40\) \(23\)
More than or equat to \(30\) \(27\)
More than or equat to \(20\) \(30\)
More than or equat to \(10\) \(32\)
More than or equat to \(0\) \(34\)
 
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