I guess the series is

We have

Recall that

In our limit, we have



which is greater than 1, which means the series is divergent by the ratio test.
On the chance that you meant to write

we have


which is less than 1, so this series is absolutely convergent.
Answer:
There are 4 quarts in one gallon. 36 divided by 4 is 9 gallons.
Step-by-step explanation:
9 gallons.
1/2 because it's 2 times smaller
Answer:
I think that the altimeter would read as '0'. Positive readings would show that she was above sea level and negative readings we would show that she was below sea level. I hope that this helps