At noon, a tank contained 20 cm of water. After several hours, it contained 18 cm of water. What is the percent decrease of water in the tank?
The percent decrease of water in the tank is
%.​

Step-by-step explanation:

Percentage decrease = Difference/Original value

So,

Percentage decrease

So there fore the percentage decrease is 10%

answer: the anser is 3

step-by-step explanation:

c- 2o is equal to 9

60.9774

step-by-step explanation:

because when you add 47.6 plus 7.32 equals 54.92

and when you add .0574 + 6= 6.0574

and when you add 54.92 and 6.0574 you get the answer of 60.9774.

plzz mark brainlest last one got deleted. cause i didn't explain it but i did but i understand what the mod meant