Compound interest:

where

is the amount you start with,

is the interest rate,

is the number of times interest is compounded per year, and

is amount of time that passes.
Answer:
b. 20%
Step-by-step explanation:
20% is the am mount of increase
95.5 percent is the answer I think
Answer:
7b-389
Step-by-step explanation:
This is the polynomial in standard form. Hope this helps!