C.
It represent everything that has to be done
0.35x7=2.45. The river's height decreases by 2.45 inches after 7 days
Answer:
12.
Step-by-step explanation:
I'm sorry. I really don't know what you mean. I just wrote 12 because you want only the number twelve?
Answer:
Because it can be shaped to make things magnified
Step-by-step explanation: