Answer:
54.
Step-by-step explanation:
360/5 = 72
180-72=108
108/2= 54
The answer is (12,-23)
Answer: 18
2/7, 5/3, 6/2
2/7 is a proper fraction, so it's the smallest of these.
5/3 is greater than 1, but less than 2 & 6/2 is 3, so the order is 2/7, 5/3, 6/2.