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- Question
The third proportional of two numbers 9 and 15 is
Options- A. 21
- B. 30
- C. 25
- D. 45
- Correct Answer
- 25
- 1. Find two numbers such that their mean proportion is 16 and third proportion is 1024.
Options- A. 4 and 32
- B. 4 and 64
- C. 8 and 64
- D. 8 and 32 Discuss
- 2. In an MBA selection process, the ratio of selected to unselected was 11:2. If 40 less had applied and 20 less selected, the ratio of selected to unselected would have been 10:1. How many candidates had applied for the process?
Options- A. 220
- B. 260
- C. 300
- D. 340 Discuss
- 3. The bus fare between two cities is increased in the ratio 5:11. Find the increase in the fare, if the original fare is Rs. 275.
Options- A. Rs 605
- B. Rs 121
- C. Rs 330
- D. Rs 242 Discuss
- 4. A company, at the time of inflation reduced the staff in the ratio 5 : 3 and average salary per employee is increased in the ratio 7 : 8. By doing so, the company saved Rs 55000. What was the initial expenditure (in Rs) of company?
Options- A. 155000
- B. 160000
- C. 175000
- D. 215000 Discuss
- 5. The ratio of the monthly salaries of A and B is in the ratio 5 : 16 and that of B and C is in the ratio 17 : 18. Find the monthly income of C if the total of their monthly salary is Rs. 1,87,450.
Options- A. Rs. 66,240
- B. Rs. 72,100
- C. Rs. 62,200
- D. Rs. 65,840 Discuss
- 6. What is the fourth proportional to 72, 168 and 150?
Options- A. 450
- B. 300
- C. 350
- D. 400 Discuss
- 7. A certain amount of money is divided between A and B in the ratio of 5:6. If B gets Rs. 360, the amount is
Options- A. 660
- B. 560
- C. 680
- D. 580 Discuss
- 8. If the three numbers in the ratio 3:2:5 be such that the sum of the squares is equal to 1862 then which number is the middle one.
Options- A. 16
- B. 14
- C. 13
- D. 15 Discuss
- 9. Before a battle there were the ratio of captains to soldiers was 2 : 7. During the war 25 captains and 100 soldiers were martyred. The new ratio of captains to soldiers became 3 : 10. What is the number of soldiers after the war?
Options- A. 250
- B. 200
- C. 150
- D. 100 Discuss
- 10. Divide Rs. 210 in the ratio 2:3:4:5. Th respective amounts are:
Options- A. 30,45,65&70
- B. 30,45,60&75
- C. 35,40,60&75
- D. 30,40,60&80 Discuss
Ratio and Proportion problems
Search Results
Correct Answer: 4 and 64
Correct Answer: 260
Correct Answer: Rs 330
Correct Answer: 160000
Correct Answer: Rs. 66,240
Explanation:
So A : B : C = 1 5 × 1 7 : 1 6 × 17 : 16 × 18 = 255 : 272 : 288
Correct Answer: 350
Correct Answer: 660
Correct Answer: 14
Correct Answer: 250
Correct Answer: 30,45,60&75
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