Answer:
12:15 (simplified: 4:5)
12/15 (simplified: 4/5)
12 to 15 (simplified: 4 to 5)
Hope this helped!
Answer:
9.09%
Step-by-step explanation:
To find percent decrease you have to use this equation:

Initial = 49.5
New = 45
Plug in and solve:

The percent decrease is 9.09%
<em>Hope this helps!!</em>
<em>- Kay :)</em>
Answer:
The rule for a reflection over the y -axis is (x,y)→(−x,y) .
The rule for a reflection over the x -axis is (x,y)→(x,−y) .
sorry I can't help you with number 4, hopefully this helps!
....................................3.....................................
Answer:
b
Step-by-step explanation: