Question : Three numbers are in the ratio of 5 : 7 : 9 and their LCM is 34,650. Their HCF is:
Option 1: 315
Option 2: 55
Option 3: 110
Option 4: 99
Answer (1)
8th Jan, 2024
Correct Answer: 110
Solution :
Let the number be $5x,7x$ and $9x$.
Given: LCM = 34650
LCM of $5x,7x$ and $9x$ = $315x$
Thus, $315x=34650$
⇒ $x=\frac{34650}{315}= 110$
HCF of $5x,7x$ and $9x=x=110$
Hence, the correct answer is 110.
Comments (0)
Related Questions
Know More about
Staff Selection Commission Sub Inspector ...
Result | Eligibility | Application | Selection Process | Cutoff | Admit Card | Preparation Tips
Get Updates Brochure
Thank You!
Your Staff Selection Commission Sub Inspector Exam brochure has been successfully mailed to your registered email id “”.
Upcoming Exams
Result Date:
2 Nov, 2024
- 2 Nov, 2024
Preliminary Exam
Admit Card Date:
31 Oct, 2024
- 9 Nov, 2024
Application Date:
28 Sep, 2024
- 4 Nov, 2024
Application Date:
18 Oct, 2024
- 22 Nov, 2024
Exam Date:
17 Nov, 2024
- 17 Nov, 2024
