Question 1:
The answer is 256 feet
It states that:
To find h(3), we can substitute the variable t with 3:
Question 2:
The answer is 144 feet
To find the height it traveled, you can subtract the height of the bundle before the drop by the height above the ground after 3 seconds:
Question 3:
The answer is 48 feet per seconds
The formula for speed is:
So to calculate the speed, we substitute the distance with the answer from question two and time with 3.
I felt like I rushed this answer. If somethings doesn't make sense, feel free to ask in the comments.