Discussion
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- Question
Choose the CORRECT option about the two tangents drawn to the circle from the external point? (1) The tangents subtend equal angles at the centre of the circle. (2) The tangents drawn from the external point to a circle are equal in length. (3) The tangents are equally inclined to the segment which joins the centre to that point.
Options- A. 1 and 2 only
- B. 2 and 3 only
- C. 1, 2 and 3
- D. 1 and 3 only
- Correct Answer
- 1, 2 and 3
- 1. Two whole numbers are such that the square of first number exceeds the second by 112 and the ratio of the numbers is 4:3. What is thevalue of smaller number?
Options- A. 3
- B. 4
- C. 12
- D. 36 Discuss
- 2. In an army selection process, the ratio of selected to unselected was 3:1. If 60 less had applied and 30 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?
Options- A. 240
- B. 480
- C. 120
- D. 720 Discuss
- 3. The sum of three numbers is 162. If the ratio of the first number to the second number is 5 : 7 and that of the second number to the third number is 5 :3, then what is the second number?
Options- A. 35
- B. 70
- C. 80
- D. 40 Discuss
- 4. Bunty had candies and chewing gums in his sweet box in the ratio 7 : 13. After he has eaten 8 candies and 11 chewing gums the ratio became 1 : 2. How many candies does he have now?
Options- A. 65
- B. 35
- C. 54
- D. 27 Discuss
- 5. If Rs 7,800 is to be divided between A, B and C in the ratio 1/2 : 1/3 : 1/4, then how much share will B get (in Rs)?
Options- A. 3600
- B. 1800
- C. 2400
- D. 1200 Discuss
- 6. Of three positive numbers, the ratio of first and second is 5 : 2, ratio of second and third is 5 : 4. The product of first and third is 1800. What is the sum of the three numbers?
Options- A. 43
- B. 133
- C. 119
- D. 129 Discuss
- 7. In an army selection process, the ratio of selected to unselected candidates was 4:1. If 90 less had applied and 20 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?
Options- A. 1650
- B. 3300
- C. 825
- D. 4950 Discuss
- 8. If Gadadhar's salary is 3/2 times of Haamid's and Sarvesh's is 4/3 times of Haamid's, what is the ratio of Gadadhar's salary to Sarvesh's?
Options- A. 9:8
- B. 1:2
- C. 2:1
- D. 8:9 Discuss
- 10. A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:
Options- A. 650
- B. 690
- C. 698
- D. 700 Discuss
Ratio and Proportion problems
Search Results
Correct Answer: 12
Correct Answer: 240
Correct Answer: 70
Correct Answer: 27
Correct Answer: 2400
Correct Answer: 129
Correct Answer: 1650
Correct Answer: 9:8
Correct Answer: 698
Explanation:
S.I. for 1 year = Rs. (854 - 815) = Rs. 39.
S.I. for 3 years = Rs.(39 x 3) = Rs. 117.
Principal = Rs. (815 - 117) = Rs. 698
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