Question

In a certain school, 20% of students are below 8 years of age. the number of students above 8 years of age is 2/3 of the number of students of 8 years of age which is 48. what is the total number of students in the school?a. 72b. 80c. 120d. 150e. 100

Answer 1

number of students of age 8 years are 48
given that number of students above 8 years is 2/3 of 48 which is equal to 32

so , total student of age 8 years and above 8 years = 48+32=80

And remaining number of student which are of age less than 8 years will be 20(because given 20%)

so total number of students = 80+20=100
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option e is correct
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Answer 2

so the total number of students in school is 100