In a class of 30 students, the marks scored in an examina...
In a class of 30 students, the marks scored in an examination are displayed in the histogram. What percentage of the student scored more than 40%?
14%
40%
4634%
5313%
Correct answer is C
This histogram is transferred into this frequency table
Marks20406080100students97662
Students who scored more than 40 = 6 + 6 + 2 = 14
i.e. 1430 x 100% = 4634%
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