Question

10 person can fill up a water tank in 20hours how many person are needed to fill it up in 5 hours

Answer 1

Answer:

Your answer is here!!!!

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Step-by-step explanation:

let the no. of persons be x

No. of persons | 10 | x |

No. of hours. | 20 | 5 |

They are inversely proportional to each other.

10×20=x×5

10×20/5=x

x=40 persons

ans. 40 persons would be needed to fill up the water tank in order to finish it in 5 hours.

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