The population of bacteria after 40 hours is 254
Step-by-step explanation:
Initial population of bacteria = 40
Growth rate: Doubles every 15 hours
The population function is given as:

Here
P0 is the initial population
r is the growth rate
and t is the time in hours
The growth rate will be: 
Putting the values in the function

Rounding off to nearest whole number we get
P_t ≅254
Keywords: Population growth,, bacteria
Learn more about population growth at:
#LearnwithBrainly
Answer:
= 1.65 dollars per taco
Step-by-step explanation:
4.95 dollars ÷ 3
3 tacos ÷ 3
-------------------------
1.65 dollars
1 taco
Answer:
3.072×10^-1
Step-by-step explanation:
please mark me as brainlest
Umm im not sure maby like 1+1 or sum