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80 passed
80% failed so 20% passed
Let Total students be x
20% of x= 80
(20/100)x=80
1/5x=80
x= 400
Therefore number of students on the class is 400.
80% failed so 20% passed
Let Total students be x
20% of x= 80
(20/100)x=80
1/5x=80
x= 400
Therefore number of students on the class is 400.
tony19:
Thanks
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