Answer: The the speed of elevators is 22.55.
Explanation:
It is given that observation deck of the willis tower in Chicago Illinois is 1353 feet above the ground elevators lift visitors to that level in 60 seconds.
The speed is the change in distance with respect to time.

From the given information the total distance is 1353 and the total time is 60 seconds. So by the above formula we get,


Therefore, the speed of elevators is 22.55.
Answer 10:
<em>X </em>= (5,0)
Answer 11:
<em>AB</em> = 11.18
Answer 12:
<em>N/A</em>
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
original 3:4
now 18:24
Multiply by 6
Let the variable for total cost be c and person be p
c = 5x + 5x
4y=5x+8
5y=-2x+30
the y always goes first. then the equal sign. next is x and finally just the digit which is also known as "b".