Discussion
If \(1/4, 1/x, 1/10\) are in H.P., what is the value of x?
Answer: B
If the reciprocals are in H.P., the numbers themselves are in A.P.
\[ 4,\ x,\ 10 \text{ in A.P.} \quad\Longrightarrow\quad x = \frac{4 + 10}{2} = 7 \]
No comment is present. Be the first to comment.
Loading…
Post your comment
Please log in or register to post a comment.
Examination Categories
- SSC Exams
- Banking Exams
- Teaching Exams
- Civil Services Exams
- Railways Exams
- Engineering Recruitment Exams
- Defence Exams
- State Government Exams
- Police Exams
- Insurance Exams
- Nursing Exams
- Other Government Exams
- NRA CET
- PG Entrance Exams
- Campus Placement
- MBA Entrance Exams
- CUET and UG Entrance
- Judiciary Exams
- Regulatory Body Exams
- Software Development