Pi. I don't know what the square root is doing there because it has no number under it.
(1/12)X = 6800
6800/ (1/12) = X
X = 81600 (hours)
6800 (6.8 * 10^3) divided by 1/12 (12^-1) equals 81600. It will take 81600 hours for the pool to completely empty at a rate of 0.833333333 or 12^-1 gallons per second.
Answer:
Step-by-step explanation:
3rd one
Answer:
A
Step-by-step explanation:
A is biased because those people at the grocery store will most likely like that grocery store, since they went there to shop in the first place.
B, C, and D are not biased because there is no correlation between the grocery store and the survey questions.
Answer:
2
Step-by-step explanation:
as H=20 and W=10
So H=constant.(W)
H=2(10)
H=20
So constant is 2
