Question
A large reservoir can be filled by two pipes, A and B,
in 20 minutes and 30 minutes respectively. If both pipes are opened simultaneously, after how much time should pipe A be closed so that the remaining part of the reservoir is filled in 6 minutes by pipe B alone?Solution
ATQ, Both pipes are opened simultaneously. Let after 'y' minutes, pipe A be closed. Then, the equation for the fill rate when both pipes are open and when pipe B finishes the job alone is: 
Pipe A should be closed after 9.6 minutes.
In case of a defined benefit pension plan, the risk of investment and planning is with _____
Which of the following steps were taken during the Liberalisation process in India?
I- The new policy encouraged the entry of private sector firm...
Which rate has replaced LIBOR?
In cost accounting, overheads are classified into various categories based on the nature of the expenses. Which category do Director’s remuneration an...
Which of the following is not one of the major economic challenges that posed threat to global growth, according to the Economic Survey of 2023?
The air conditioners not working in the office is which of the following factors?
The Economic Survey 2023 projects a baseline GDP growth of ________ in real terms in FY24.
Recently RBI approved five banks to work with it on a pilot project for its digital currency -- the Digital Rupee, which of the following is not in the ...
What is the primary objective of the Corporate Debt Market Development Fund (CDMDF), as per SEBI Annual Report 2023-24? Â
What was the increase in the insurance density in India in FY24 as per economic survey 2023-24?
Relevant for Exams:
