80 students appeared in annual examination. 60 students passed. The ratio of the number of
students who failed to the total number of students is_____.
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1
Answer:
1:4
Step-by-step explanation:
no. of students failed =total students - passed students
=80-60
=20
ratio of no. of failed students = no. of failed students /total no. of students
=20/80
=1/4
1:4
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