Respuesta :
Answer:
1080
Step-by-step explanation:
At first hour it will be 40*3=120
at next hour it will be 120*3=360
At last hour it will be 360*3=1080
The total number of bacteria should there be after 3 hours is 1080m and this can be determined by using the arithmetic operations.
Given :
- A culture of bacteria triples by the end of every hour.
- There were initially 40m bacteria in a culture.
The following steps can be used in order to determine the total number of bacteria in the culture after 3 hours:
Step 1 - The arithmetic operations can be used in order to determine the total number of bacteria in the culture after 3 hours.
Step 2 - According to the given data, a culture of bacteria triples by the end of every hour.
Step 3 - After the end of an hour, the total number of bacteria becomes (40 [tex]\times[/tex] 3) 120m.
Step 4 - After the end of two hours, the total number of bacteria becomes (120 [tex]\times[/tex] 3) 360m.
Step 5 - After the end of three hours, the total number of bacteria becomes (360 [tex]\times[/tex] 3) 1080m.
For more information, refer to the link given below:
https://brainly.com/question/25834626
