it pumps blood? but depending on which part of the heart it is located it could be oxygenated or deoxygenated blood
The answer you are looking for is B. Use talents to achieve goals :)
The answer is 15 people.
Explanation
You have 45 people and a rate of 33%. 33% is equalivant to 1/3 so you divide 45 by 3 and get 15 people.
It's the Lowest concentration of a chemical which prevents visible growth of a bacterium.
That's your answer.
