Math, asked by Luvsingh16, 5 months ago

12pipes all of the same size fill a tank 42minutes .How long will it take to fill the same tank ,if 21 pipes of the same size are used

Answers

Answered by nisthainn

1

Answer:

MARK ME AS BRAINLIST

Step-by-step explanation:

Pipes : Time :: Pipes : Time

12 : 2x : 21 : 42

∴ By inverse proportion

12 × 42 = 21 × x

⇒ x = (12 × 42)/12 = 24 minutes

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