Answer:
80
Step-by-step explanation:
You mean the "interest on"
I=800×.1×1=80
Answer:
B
Step-by-step explanation:
Volume is length · width · height, so you can add another column with the volumes:
8
9
6
3
Then you see that 9 is the highest volume.
Answer:
218,900
Step-by-step explanation: