In a certain school, 25% 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 36. What is the total number of students in the school? Answers:
A) 72
B) 80
C) 120
D) 150
E) 100
Explanation: Let the number of students be x.   Then, Number of students above 8 years of age = (100 - 25)= 
<gadget id="calculator">(100 - 25)</gadget>
<output>75</output>
75% of x.   75% of x= 36 + 2/3 of 36   75/100x = 60   x = 80.   Answer: Option 80
<result>B</result>
In a certain school, 25% 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 36. What is the total number of students in the school?