Discussion
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- Question
What is the LCM (least common multiple) of 57 and 93?
Options- A. 1767
- B. 1567
- C. 1576
- D. 1919
- Correct Answer
- 1767
- 1. What is the LCM of 64 and 56?
Options- A. 448
- B. 488
- C. 484
- D. 408 Discuss
- 2. The LCM of 16, 24, 36, 52 and 54 is?
Options- A. 5618
- B. 5216
- C. 432
- D. 5616 Discuss
- 3. What is the HCF of 6345 and 2160?
Options- A. 45
- B. 135
- C. 270
- D. 15 Discuss
- 4. Two numbers are in the ratio of 15 : 11. If their HCF is 13, then the greater number is?
Options- A. 195
- B. 125
- C. 175
- D. 125 Discuss
- 5. HCF and LCM of two numbers are 11 and 825 respectively. If one number is 275 find the other number.
Options- A. 53
- B. 45
- C. 33
- D. 43 Discuss
- 6. What is the HCF (highest common factor) of 133 and 112?
Options- A. 15
- B. 7
- C. 19
- D. 6 Discuss
- 7. What is the LCM of 120 and 450?
Options- A. 2400
- B. 1800
- C. 3600
- D. 4800 Discuss
- 8. If an object travels at five feet per second, how many feet does it travel in one hour?
Options- A. 30
- B. 3000
- C. 18
- D. 1800 Discuss
- 9. A vertical toy 18 cm long casts a shadow 8 cm long on the ground. At the same time a pole casts a shadow 48 m. long on the ground. Then find the height of the pole ?
Options- A. 1080 cm
- B. 180 m
- C. 108 m
- D. 118 cm Discuss
- 10. A man standing at a point P is watching the top of a tower, which makes an angle of elevation of 30º with the man's eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes 60º. What is the distance between the base of the tower and the point P?
Options- A. Data inadequate
- B. 8 units
- C. 12 units
- D. None of these Discuss
Search Results
Correct Answer: 448
Correct Answer: 5616
Correct Answer: 135
Correct Answer: 195
Correct Answer: 33
Correct Answer: 7
Correct Answer: 1800
Correct Answer: 1800
Correct Answer: 108 m
Explanation:
We know the rule that,
At particular time for all object , ratio of height and shadow are same.
Let the height of the pole be 'H'
Then
=> H = 108 m.
Correct Answer: Data inadequate
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