At noon, a tank contained 5in. of water. After several hours, it contained 3in. of water. What is the percent decrease of wate
r in the tank?
2 answers:
I dont really know what this could be
The amount of decrease was 5 -3 = 2 inches,
Percent decrease = 2 /5 = 0.40 x 100 = 40%
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Answer:
Step-by-step explanation:
(x + 4)^2 =
(x + 4)(x + 4) =
x^2 + 4x + 4x + 16 =
x^2 + 8x + 16
15 is your percentage to the answer
The scale factor from the small one to the big one is 3