The histogram below represents marks of students in a Mathematics exam with passing marks as 30. How many students failed in the exam?

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Solution

The correct option is A
14

If a student scores 30 marks, he is in class interval 30-45. Therefore, students who failed are in class interval 0-15 and 15-30.

So, total number of students who failed is (6 + 8) = 14.

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Similar questions

The histogram below represents marks of students in a Mathematics exam with passing marks as 30. How many students failed in the exam?

The histogram below represents marks of students in a Mathematics exam with passing marks as 30. For finding the number of failed students, what is the class interval that needs to be considered?

The histogram below represent the marks of students in a Maths exam with passing marks as 30. For finding the number of students who have failed, we need to consider the class intervals -

Q. The final marks in mathematics of 30 students are as follows:

53,61,48,60,78,68,55,100,67,90
75,88,77,37,84,58,60,48,62,56
44,58,52,64,98,59,70,39,50,60

If 40 is the pass mark how many have failed?

Q. The weighted average marks of

170

students who appeared in an exam is

55

. It is also known that the average marks of failed students is

23

and that of passed students is

63

. Find the number of students who passed the exam.

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The histogram below represents marks of students in a Mathematics exam with passing marks as 30. How many students failed in the exam?

The correct option is A 14 If a student scores 30 marks, he is in class interval 30-45. Therefore, students who failed are in class interval 0-15 and 15-30. So, total number of students who failed is (6 + 8) = 14.

The correct option is A
14

If a student scores 30 marks, he is in class interval 30-45. Therefore, students who failed are in class interval 0-15 and 15-30.

So, total number of students who failed is (6 + 8) = 14.