A quantity with the initial value of 3600 decays continuously at a rate of 80% per year. what is the value of the quantity after 0.2 decades, to the nearest hundredth

Can someone check if i did this correct. it’s number 4 if you’re wondering.

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?