80-64=24
24 is 30% of 80 so a decrease of 30%
Answer:
Yes
Step-by-step explanation:
Yes they are because if you divide 18 by 3 you get six and if you divide 15 by 3 you get 5, so it simplifies to 6:3 which is the same as the ratio for rings
Answer:
y = 4x, y = 10x, etc.
Step-by-step explanation:
I am not sure on how to do this however here is a link with information thst will be able to help you around this subject.i hope this helps
https://www.bbc.com/bitesize/guides/z8k887h/revision/1
Answer:
The average rate of change of f(x) from 2-3 is 0.176
Step-by-step explanation:
Rate of change= change in y / change in x
= log 3 - log 2 / 3-2
= 0.477-0.301 / 1
= 0.176