A lab is growing bacteria in a culture dish. The amount of bacteria in the dish doubles every 3 hours. Initially, there are 500 bacteria in the dish. How many are in the dish after 9 hours?

My answer: 4000

-(5)^-1

My answer: -1/5

4 answers

The first question is correct.
both answers are correct

(assuming the questions are also correct!)
No
B