Answer:
y= 250( 1-0.21)^x
Step-by-step explanation:
This represents exponential decay
First can you tell me the difference in price
Answer:

Step-by-step explanation:

102.02 / 4.011 =25.4350536
rounded 25.43
or 25
Answer:I hope the following example will help you
Step-by-step explanation:
Ex1: If $1000 is invested now with simple interest of 8% per year. Find the new amount after two years.
P = $1000, t = 2 years, r = 0.08.
A = 1000(1+0.08(2)) = 1000(1.16) = 1160