19? Lol........................
Answer:
-1 Your answer is A
Step-by-step explanation:
4+ 10/-2=-1
10/-2=-5
4+-5=-1
Answer: 
Step-by-step explanation:
Given
Radius of cylinder 
The height of the cylinder is 
The surface area of a cylinder is 
If only the outer is considered then, the area required is

Answer:
55%
Step-by-step explanation:
The percent change formula is written like this:
. In this scenario, the "change" or new value is 31, because it is this season, and the original is last season. Now, 31-20 = 11, and 11/20 = 55%.