Question
In a class of students, the ratio of boys to girls is 5:3. If 15 boys and 5 girls join the class, the ratio becomes 9: 5. What was the initial number of boys in the class?
More Ratio Questions
- A bag contains notes of Rs.10, Rs.20, and Rs.50 in the ratio of 1:3:5. If the total value of money in the bag is Rs.1920, find the number of Rs.20 notes.
- L’s income is 125 percent of M’s income and L’s expenditure is 120 percent of M’s expenditure. If L’s income is 180 percent of M’s expenditure, then what i...
- Question 3
- In a college, 70% of the students are boys while the rest are girls. 40% of the boys and 50% of the girls cleared the placement test. What is the ratio of ...
- The number of students in class IX and class X is 42 and 45, respectively. The ratio of the number of boys to girls in classes is IX and X is 9: 5 and 8: 7...
- Question 6
- A square and a regular hexagon are drawn such that all the vertices of the square and the hexagon are on circle of radius r cm. The ratio of area of the sq...
- The number of red and blue marbles in a box were in the ratio 6:11. There were 100 more blue marbles than red marbles. Later, 15 red and 25 blue marbles we...
- A piggy bank holds 20-paise, 50-paise and 2-rupee coins in the ratio 15:12:9. The total amount inside is Rs. 3006. How many 50-paise coins are there?
- In a city of population 7200, the ratio of males to females is 11:7. If 400 females join the city, the ratio becomes 33:x. Find the value of (33 − x).
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)