They hiked more on the 2nd day because they are retracing their steps.
Answer:
The nearby building is
feet tall.
Step-by-step explanation:
The statue of liberty is 305 feet tall.
A nearby building is
as tall as the statue of liberty.
To find the height of the building, you need to find
of 305:

Thus, the nearby building is
feet tall.
Answer:
calculator
Step-by-step explanation:
calculator
Answer: 54 mph
Step-by-step explanation:
d-the distance
s+9 - the speed to the conference
d=6*(s+9)
s- is the speed on the way back home
d=7*s
so 6*(s+9)=7*s
6s+54=7s
-6s -6s
54= 7s-6s
s=54 mph