Answer:

Step-by-step explanation:
The angle of STV would be 140 degrees.
The gas would have cost $19.50. Hope this helps :)
7/16=0.4375
193/1000=0.193
0.4375 is bigger than 0.193 by 0.2445
Answer: C) Tracy spends $7 every 4 days
Graphing the function as well as x = 4 will show that there is a difference in the y-value of 7 between x=0 and x=4, meaning she spends $7 every 4 days.