Question

Help please ---
Strep throat is caused by Streptococcus bacteria. The amount of bacteria multiplies at a rate of 10^13 per 10^2 hrs.
What is the average growth of bacteria per hour??

Please help and explain the steps to answer. Thank you! (:

Answer 1

10^13
------ =
10^2

Answer 2

So thats how you find the average growth per hour??

Answer 3

growth per hour
growth
= -------
hour

Answer 4

100000000000

Answer 5

yep :)

Answer 6

Thank you!! C:

Answer 7

glad I could help :)

Answer 8

Usually bacteria grow exponentially.

N(t) = N(0) exp(kt)

ln[N(t)/N(0)] = k t

ln[10^13/1] = 30 = k [100 hrs]

k = 0.30/hr t in hours