Question

The doubling period of a bacteria culture is 35 minutes and it starts with 1400 bacteria. How many bacteria will there be after 3 hours? Round your answer to the nearest tenth.

Answer 1

2 = e^35 k
ln 2 = 35 k
k = .0198
so
a = 1400 e^.0198*3*60
a = 1400 e^3.565
a = 49,475.2

Answer 2

thanks for you help :D

Answer 3

You are welcome.