Pumps 5

Five pumps pumped in 3 hours 1800 hl of water. How many hectoliters of water pumped four equally powerful pumps in 6 hours?

Correct answer:

x =  2880 hl

Step-by-step explanation:

$x=1800\mathrm{/}(5\cdot 3)\cdot (4\cdot 6)=2880\text{ hl}$

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