Question:
The average score of boys in an examination of a school is 71 and that of girls is 73. The average score of the school in that examination is 71.8. Find the ratio of the number of boys to the number of girls that appeared in the examination.
The average score of boys in an examination of a school is 71 and that of girls is 73. The average score of the school in that examination is 71.8. Find the ratio of the number of boys to the number of girls that appeared in the examination.
Updated On: Jan 30, 2025
- 2 : 2
- 4 : 2
- 3 : 2
- 1 : 2
Hide Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
The correct option is (C) : 3:2
Was this answer helpful?
0
0
Top Questions on Average
- Average age of a nuclear family of 4 members, five years ago was 12 years. On including age of the boy from neighbourhood, the present average age is 15 years. What is the present age of the boy from the neighbourhood?
- In a class there are 30 girls and 20 boys and their average height is 160 cm. If the average height of girls is 150 cm, then the average height of boys is
- In a survey of 80 people, 35 like tea, 40 like coffee and 15 like both. The number of people who like tea only, is
- Match List-I with List-II \[\begin{array}{|c|c|} \hline \textbf{Concepts} & \textbf{Formula} \\ \hline \text{(A) Weighted Mean} & \text{(I) \(\frac{\sum_{i=1}^{n} w_i x_i}{\sum_{i=1}^{n} w_i}\)} \\ \hline \text{(B) Grand Mean of Combined Data} & \text{(II) \(\frac{\sum_{i=1}^{n} x_i}{n}\)} \\ \hline \text{(C) Harmonic Mean} & \text{(III) \(\frac{n}{\sum_{i=1}^{n} \frac{1}{x_i}}\)} \\ \hline \text{(D) Geometric Mean} & \text{(IV) \(\left( \prod_{i=1}^{n} x_i \right)^{1/n}\)} \\ \hline \end{array}\] Choose the correct answer from the options given below:
- What is the geometric mean of 2, 4, and 8?
View More Questions
Questions Asked in MAT exam
- A bag contains 25-paise, 50-paise and 1-rupee coins in the ratio 4:2:5. If the total value of all the coins in the bag is Rs. 770, then find the value of all the 25 paise and 50 paise coins in the bag.
- MAT - 2026
- Ratio and Proportion
- Aman walks 1 km towards East and then he turns to South and walks 5 km. Again he turns to East and walks 2 km, after this he turns to North and walks 9 km. Now, how far is he from his starting point?
- MAT - 2026
- Direction and Distance
- A positive number is exactly divisible by 4 and 3 both. What is that number?
I. It is greater than 15
II. It is less than 14- MAT - 2026
- Data Sufficiency
- Fill in the blank with an appropriate word and complete the given sentence.
The individual ______________________ of international student mobility are well known.- MAT - 2026
- Grammar
- Fill in the blanks with the appropriate words and complete the given sentence.
A well-known chef, started his career __________________ the age of 15 when the prodigy __________________ cooking under Eric Ripert at the iconic New York restaurant.- MAT - 2026
- Grammar
View More Questions