Answer:
D. 245.
Step-by-step explanation:
If you take 1,085 cars and divide it by 31, and then take that answer and multiply it by 7 you get 245.
Answer:
41.2 miles per hour
Step-by-step explanation:
To find the miles per hour you need to find how much they travel each hour. To do this divide 412 by 10. When doing this you get 41.2 miles per hour
Answer:
cosC = 
Step-by-step explanation:
cosC =
=
= 
The answer is the positive one