Answer:
5,5sqrt2
Step-by-step explanation:
easy
6900 + 8100 = 15000
15000 divided by 2 = 7500
So your answer is 7500
So every 1 out of 10 students is checked also is there anymore to this question?
The answer should be 3.8
You can find this by dividing the total descent by the minutes the descent took