Mathematics

Marks 2 3 4 5 6 7 8 9 No. of students 3 4 1…

Marks23456789
No. of students34104521

The table above shows the distribution of marks of students in a test. Find the probability of passing the test if the pass mark is 5

  • A.

    3
    5
  • B.

    2
    5
  • C.

    7
    20
  • D.

    1
    5
Correct Answer: Option A
Explanation

Total number of students = 20

MarksNo. of students
50
64
75
82
91
 12

 

P(passing)=12
20

 

 

=3
5