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In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is ⅔ of the number of students of 8 years of age which is 48. What is the total number of students in the school?

Correct Answer: 100

Explanation:

Let the number of students be x . Then,

Number of students above 8 years of age = (100 - 20)% of x = 80% of x.



∴ 80% of x = 48 + 2 of 48
3



80 x = 80
100


x = 100.


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