Answer:
10/D that's pretty obvious but whatever
Answer:
"2.25" is the right answer.
Step-by-step explanation:
According to the question,
The expected value will be:
= 
= 
= 
= 
= 
= 
= 
Thus the above is the right approach.
The thickness of the board was decreased from 3 / 4 inches to 9 / 16 inches.
Therefore,

So the board's thickness in inches decreased by
Answer:
slope = - 2
Step-by-step explanation:
Calculate the slope m using the slope formula
m = (y₂ - y₁ ) / (x₂ - x₁ )
with (x₁, y₁ ) = (- 3, 6) and (x₂, y₂ ) = (3, - 6) ← 2 points on the line
m =
=
= - 2