21: N = 25.
22:
1: 19
2: 30
X side
-2
-1
0
1
2
y side
-9
-4
1
6
11
I would say it would be nonlinear
Answer: The initial height of the ball is 12 feet.
Step-by-step explanation:
We have the function 
, which models the height (in feet) of the ball after 
seconds.
Then, as the height is in function of the time, we know that the ball is in the initial height when:
So, to find the initial height, you need to substitute into the function:
Therefore, the initial height of the ball is 12 feet.
Answer: 7.88 currency units
Step-by-step explanation:
Shipping and handling are 35% of the price of the flannel sheet so in currency terms are:
= Price of flannel sheet * Additional percentage for shipping and handling
= 22.50 * 35%
= 7.875
= 7.88 currency units
Expected value = Sum of Probability * Cost of each ice cream.
Expected value
= 50%* $1.20 + 30%* $2.00 + 2<span>0%* $3.50
</span>
= 0.50* $1.20 + 0.30* $2.00 + 0.2<span>0* $3.50
</span>
= $1.90
Expected value of the cost of one ice cream = $1.90
