ans is Eighteenth-century national security focused on military defense from threats posed by European armies while 21st-century national security must address non-military threats, including those inside the country’s borders.
To determine the total amount in volume of gasoline used by Serena in a week, we need the data on the distance she drive per week and the any value relating to the amount of gasoline used. We calculate as follows:
25 miles / 15 miles per gallon + 35 miles / 23 miles per gallon = 3.19 gallon of gasoline used per week
Answer:
-6
Explanation:
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John T. Scopes \ The answer is a i hope this helps