Answer:40%
Step-by-step explanation:20 divided by 50 is 0.4 then multiply that by 100 and get 40
Answer:
I think the answer should be A
The correct answer is:
X=2
Y=4
Here's how you solve it!

Write in exponential form.


Simplify.
x=2
64= y
Write in exponential form

Simplify.
y=4
Hope this helps! :3