Machiavelli suggests that leaders should retain certain vices to facilitate more informed and effective decision-making. Vices like the inclination to instill fear, while beneficial to some degree, can ultimately become harmful if taken too far.
Applying the disinfectant once removes 90% of the bacteria, leaving 10% remaining.
Applying it a second time eliminates 90% of that remaining 10%, so you calculate 10 minus 90% of 10 to find the leftover bacteria after two applications.


This results in only 1% of the bacteria still being present, meaning that
99% of the original bacteria have been eradicated.
Answer:
129
Explanation:
40 is found by subtracting 16 from 56.
Then, adding 89 gives a total of 129.