A bacteria culture starts with 150 bacteria and after 4 hours the population consists of 250 bacteria. what is the rate of the increase to the nearest percent?

a. 11%

b. 13%

c. 15%

d. 17%

Question

Emilee Terrell

1 November, 01:36

+1

Answers (1)

Know the Answer?

Jay Lane · Answer 1

B is correct:

A = Pe^ (rt)

250=150e^ (4t)

250/150=e^ (4t)

In (250/150) = 4t

t=In (250/150) / 4=.1277or. 13*100%=13%

A bacteria culture starts with 150 bacteria and after 4 hours the population consists of 250 bacteria. what is the rate of the increase to the nearest percent?a. 11%b. 13%c. 15%d. 17%