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g g
g g asked in Science & MathematicsMathematics · 1 decade ago

maths question pls help-fast and detailed?

If 15 pumps of similar capacity can fill a tank in 2 hours,find the time required by 6 such pumps to fill the tank.

Update:

detailed answers as to why it is 5 hrs ,plsssss.

3 Answers

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  • alpha
    Lv 7
    1 decade ago
    Favorite Answer

    [5]

    Total pumping hrs needed to fill the tank

    =15*2=30

    Therefore 6 pumps will fill it up in

    30/6=5 hrs

  • Jestr Rulz
    Lv 5
    1 decade ago

    15 pumps at 2 hours each means it takes 30 hours to fill the tank. If you are only using 6 pumps, divide 30 by 6 and get 5 hours.

  • Maria M
    1 decade ago

    2 x 2.5 = 5 hours is my guess

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