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Two pipes P and Q are opened together to fill a tank. Both the pipes fill the tank in time “x” If Q separately took 25 minutes more time than “x” to fill the tank and Q took 49 minutes more time than “x” to fill the tank, then find out the value of x?
  • a)
    48 minutes
  • b)
    35 minutes
  • c)
    54 minutes
  • d)
    68 minutes
  • e)
    None of the Above
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
Two pipes P and Q are opened together to fill a tank. Both the pipes f...
Time is taken to fill the tank by both Pipes x = √a*b
x = √25*49 = 5 * 7 = 35
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Community Answer
Two pipes P and Q are opened together to fill a tank. Both the pipes f...
Let the time taken by pipe P to fill the tank be p minutes and the time taken by pipe Q to fill the tank be q minutes.

According to the given information, the combined rate of pipe P and Q is equal to 1 tank per p + q minutes.

Therefore, the equation representing the combined rate is:

1/(p + q) = 1/p + 1/q

To solve this equation, we can multiply both sides by p*q*(p+q) to get:

q(p+q) + p(p+q) = p*q

Expanding and simplifying:

q^2 + pq + p^2 + pq = p*q

Combining like terms:

q^2 + 2pq + p^2 = p*q

Rearranging:

q^2 - pq + p^2 = 0

This equation can be factored as:

(q-p)(q-p) = 0

Therefore, either q-p=0 or q=p.

If q-p=0, then q=p, which means the time taken by pipe P and Q to fill the tank is the same.

If q=p, then the time taken by pipe P and Q to fill the tank is equal.

In both cases, the time taken by pipe P and Q to fill the tank is equal.
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Two pipes P and Q are opened together to fill a tank. Both the pipes fill the tank in time “x” If Q separately took 25 minutes more time than “x” to fill the tank and Q took 49 minutes more time than “x” to fill the tank, then find out the value of x?a)48 minutesb)35 minutesc)54 minutesd)68 minutese)None of the AboveCorrect answer is option 'B'. Can you explain this answer?
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Two pipes P and Q are opened together to fill a tank. Both the pipes fill the tank in time “x” If Q separately took 25 minutes more time than “x” to fill the tank and Q took 49 minutes more time than “x” to fill the tank, then find out the value of x?a)48 minutesb)35 minutesc)54 minutesd)68 minutese)None of the AboveCorrect answer is option 'B'. Can you explain this answer? for Quant 2025 is part of Quant preparation. The Question and answers have been prepared according to the Quant exam syllabus. Information about Two pipes P and Q are opened together to fill a tank. Both the pipes fill the tank in time “x” If Q separately took 25 minutes more time than “x” to fill the tank and Q took 49 minutes more time than “x” to fill the tank, then find out the value of x?a)48 minutesb)35 minutesc)54 minutesd)68 minutese)None of the AboveCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Quant 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Two pipes P and Q are opened together to fill a tank. Both the pipes fill the tank in time “x” If Q separately took 25 minutes more time than “x” to fill the tank and Q took 49 minutes more time than “x” to fill the tank, then find out the value of x?a)48 minutesb)35 minutesc)54 minutesd)68 minutese)None of the AboveCorrect answer is option 'B'. Can you explain this answer?.
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