Find the number of students above twelve years of age in your class. Then, find the ratio of number of students with age above twelve years and the remaining students.

Open in App

Solution

Total number of students in my class = $50$
Total number of students above $12$ years of age = $30$
Ratio of number of students with age above twelve years and the remaining students = $30$ : $20$ = $3$ : $2$

Suggest Corrections

Similar questions

The following table gives the number of boys of a particular age in a class of 40 students. Calculate the mean age of the students
Age (in years): 15 16 17 18 19 20
No. of students: 3 8 10 10 5 4

Q. In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is

\frac{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?

Q. In a school

\frac{3}{7}

of the students are girls and the rest are boys

\frac{1}{4}

of the boys are below ten years of age and

\frac{5}{6}

of the girls are also below ten years of age. If the number of students above ten years of age is 500, then find the total number of students in the school

6. The ages of the students of a class are in A.P., whose common difference is $4$ months. If the youngest boy is $8$ years old and the sum of the ages of all the students of the class is $168$ years. Find the numbers of students in the class.

Join BYJU'S Learning Program

Find the number of students above twelve years of age in your class. Then, find the ratio of number of students with age above twelve years and the remaining students.

Total number of students in my class = 50Total number of students above 12 years of age = 30Ratio of number of students with age above twelve years and the remaining students = 30 : 20 = 3 : 2

Total number of students in my class = $50$
Total number of students above $12$ years of age = $30$
Ratio of number of students with age above twelve years and the remaining students = $30$ : $20$ = $3$ : $2$