If the number of bacteria in a colony doubles every 42 minutes and there is currently a population of 20 bacteria, what will the population be 84 minutes from now?

Respuesta :

Answer:

A population of 40 bacteria.

Step-by-step explanation:

42x = 84

84 divided by 42 is 2

42x2=84

so you would multiply 20x2 to get your answer (40)