Answer:Distance and time
Explanation:
We know that average speed is the ratio of distance traveled by the particle over the time taken
So average velocity of balloon is
So, Josh should note the distance traveled by balloon and time taken in doing so.
Total hours is 3.35 hours
<u>Explanation:</u>
Given:
convert 3 hours 21 minutes to decimal hours
We know:
1 hour = 60 minutes
and
1 minute = 60 seconds
1 minute = 1 / 60 hours
So,
21 minutes =
= 0.35 hours
Total hours would be = 3 hours + 0.35 hours
= 3.35 hours
Therefore, total hours is 3.35 hours