Question

please help!
The bacteria in a certain culture double every 7.3 hours. The culture has 6,500 bacteria at the start.
How many bacteria will the culture contain after 5 hours

Answer 1

we can start with \(6,500\times 2^{\frac{t}{7.3}}\)

Answer 2

1805.56t

Answer 3

could be

Answer 4

did you try
\[65,000\times2^{\frac{5}{7.3}}\]?

Answer 5

89041.1

Answer 6

is there more steps? none of my answer choices relate to that it seems better than what i did before though for sure

Answer 7

this is what i get
http://www.wolframalpha.com/input/?i=65000*2^%285%2F7.3%29