Question
Two numbers are in the ratio 5 ∶ 9. If each number is decreased by 8, the ratio becomes 1 ∶ 3. The numbers are:
Equating the two equations: From eqn1, x = (5y/9) 
Substitute x in eqn2: 
Substitute y = 24 in eqn1: The numbers are 40 and 24.More Ratio and proportion Questions
- In a class of 355 students, 255 are girls and remaining are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wearing...
- The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 2 : 3 : 4 : 5. if the loss in t...
- A sum of money is divided among P, Q, R and S in the ratio of 3:4:8:9 respectively. If the share of R's is Rs. 2600 more than the share of Q, then what is ...
- The ages of A, B and C are in the ratio of 5:4:8 respectively. If the sum of their ages is 51 years, then find the age of B.
- An amount is distributed among X, Y, Z, and W in the ratio 3:5:7:4 respectively. If the amount received by Y is Rs. 2,000, then find the amount received by...
- A shopkeeper sold three types of books i.e. fiction, non-fiction, and comics. Number of fiction books sold is 25% of the total number of books sold and the...
- What is the fourth proportional to 3, 8, 15?
- What must be added to each term of the ratio 5:12 so that it may equal to 3:4?
- Ratio between two numbers is 6:11 and their difference is 50. Find the sum of the given two numbers.
- If the third proportion of 18 and 36 is “0.5k”, then find the value of (k − 24) : (k + 16).
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
