Which expression is equivalent to
2 answers:
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Given:
The growth of a sample of bacteria can be modeled by the function
where, b is the number of bacteria and t is time in hours.
To find:
The number of total bacteria after 3 hours.
Solution:
We have,
where, b is the number of bacteria and t is time in hours.
Substituting t=3, we get the number of total bacteria after 3 hours.
Number of bacteria cannot be decimal value. So, approximate the value to the nearest whole number.
Therefore, the number of total bacteria after 3 hours is about 3003.
Hi there! The answer is A. 252
To find the percentage of the customers who preferred the milk chocolate bar we need to know two things:
First we need to know the total amount of customers, which is 50.
Second we need to know how many of these customers preferred the milk chocolate bar. This bar is preferred by 28 people.
Now we can fill in the following formula, in order to find our percentage:
Now we can multiply this percentage by the total amount of chocolate bars which will be bought (which is 450).
Hence, the answer is A. 252
~ Hope this helps you!
To find the percentage of the customers who preferred the milk chocolate bar we need to know two things:
First we need to know the total amount of customers, which is 50.
Second we need to know how many of these customers preferred the milk chocolate bar. This bar is preferred by 28 people.
Now we can fill in the following formula, in order to find our percentage:
Now we can multiply this percentage by the total amount of chocolate bars which will be bought (which is 450).
Hence, the answer is A. 252
~ Hope this helps you!