What is the difference between the number of students who...
Study the following table and answer the questions.
Classification of 100 Students Based on the Marks Obtained by them in Physics and Chemistry in an Examination.
What is the difference between the number of students who passed with 30 as cut-off marks in Chemistry and those who passed with 30 as cut-off marks in aggregate?
3
4
5
6
Correct answer is D
Required difference
= (No. of students scoring 30 and above marks in Chemistry)
- (Number of students scoring 30 and above marks in aggregate)
= 27 - 21
= 6
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