Question
Two pipes A and B can fill a cistern in 27 (1/2)Â
minutes and 35 minutes respectively. Both pipes are opened. The cistern will be filled in just 25 minutes, if the pipe B is turned off after:Solution
Let the pipe B be turned off after x minutes Then, Part filled by (A + B) in x  minutes + Part filled by A in (25 - x) minutes = 1 x(2/55 - 1/35) + (25 - x) x 2/55 = 1 x/35 = 1 - 50/55  x = 35/11  or 3(2/11) minutesÂ
Statement (A): Odisha has the largest cyclone-prone area in India.
Reason (R): The reason is that the vast delta area in the state experiences fr...
On which date E. Gardner was appointed as the Commissioner of Kumaun?
Lightning conductors are used to protect buildings from lightning strikes. Which of the following statements regarding lightning conductors are correct?...
Which of the following is used to make the presentation in a Computer system?
In which state of India is Jharsuguda Airport located?
Rajasthan state formation diwas is celebrated every year on?
Which unit of measurement when multiplied by 0.39 gives one inch?
Scheme of Local Area Bank was announced in 1990
The Biraja Temple, the Rajarani Temple and the Samaleswari Temple are all located in_______.
Match List-I with List-II and choose the correct answer using the code given below:
Relevant for Exams:
