Answer:
0.35
Step-by-step explanation:
it's just 4.20÷12=0.35
Center (0,-3)
radius = 3
answer is D.
Since a week is 7 days you have to multuply 7*3/4
Turn 7 into a fraction
Simplify it to 6v=12
divied 12 by 6
v=2
Answer:
Required,


Step-by-step explanation:
Given volume and depth respectively,
and 
To find length and width of the rectanglular swiming pool we know,
Volume=length
height
depth.
Let depth=D=x-3, length=L, width=W, then



After divide we will get
with remainder -144.
Thus,

Now to find root of,

Thus,

