Answer:
The correct answer is "50%".
Step-by-step explanation:
The given values are:
Gravel,
= 
Water,
= 
Cement,
= 1
Sand,
= 2
Now,
The total mixture will be:
= 
By substituting the values, we get
= 
= 
= 
hence,
The percentage of sand will be:
= 
= 
=
%
Answer:
-1
Step-by-step explanation:
The formula for slope is:
where
and
are points
Plug in (-5,3) and (-3,1) into the equation, and you get:

Answer:
THE answers to both questions are A
Step-by-step explanation:
Answer:
166 in^2
Step-by-step explanation:
There is a top and bottom that are both 6 in^2 so thats 12 in^2
Then there's the left and right which are 11 in^2 so thats 22 in^2
Then there's the front and back which are 66 in so it's 132 in^2
Sum it all up we get 166 in^2
Answer:
Closed Curve
the exterior (outside) of the curve. The interior of a curve, together with its, boundary is called its region.