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rosijanka [135]
3 years ago
10

At noon, a tank contained 10 cm of water. after several hours, it contained 7 cm of water. what is the percent decrease of water

in the tank?
Mathematics
1 answer:
andrey2020 [161]3 years ago
7 0

Amount of decreased water = 3/10

Then, it would be 3/10 * 100 = 30%

So, your answer is 30%

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