If the price of the item drops by 60% then that means the new price is 40% of the original
new price = p*0.4
ex:
new price = $100*0.4= $40
new price= $75*0.4 = $30
Answer:
The answer is "26179.4".
Step-by-step explanation:
Assume year 2000 as t, that is t =0.
Formula:

Where,

for doubling time,


Given value:



when year is 2000, t=0 so, year is 2100 year as t = 100.

Answer:
initial value is 21
Step-by-step explanation:
y=mx+b
6= -3(5) +b
b=21