Table 3 shows the numbers (in thousands) of officers and enlisted persons on active military duty on December 31, 2015. Find the probability that a person in the military selected at random is
(a) An officer.
(b) A Marine.
(c) An officer in the Marines.
(d) An officer, given that they are a Marine.
(e) A Marine, given that they are an officer.
Table 3

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Marine Corps Air Force Total Army 93.6 384.3 Navy 54.0 60.3 Officer Enlisted 20.7 228.6 269.7 162.5 246.7 1063.2 477.9 323.7 183.2 307.0 1291.8 Total