A. has mass and takes up space :)
Answer:
72
Step-by-step explanation:
If we find the average for both companies, it is 72, therefore there are two rows each with 72 cadets
8070, because when it is a positive exponent you have to move the exponent to the right. When it is a negative exponent, you would move it to the left. Hope this helps :)
Please give a picture so I can see