A) a + 2 + N
B) 2a + N

question 91

Multiple Choice

$$\text { The formula for the average } a \text { of two numbers } n \text { and } s \text { is } a = \frac { n + s } { 2 } \text {. Solve for } s \text {. }$$

• A) a + 2 + n
• B) 2a + n
• C) 2a - n
• D) a + 2 - n

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Definitions:

Spread of Communism

The propagation or expansion of communist ideology and political systems around the world, particularly during the 20th century.

War in Indochina

Denotes a series of conflicts in the Indochina Peninsula in Southeast Asia, including the struggle for independence from French colonial rule and the Vietnam War.

American Military Involvement

Participation by the United States armed forces in conflicts, humanitarian missions, or peacekeeping activities around the world.

Korean War

A conflict fought from 1950 to 1953 between South Korea, supported by the United Nations and the United States, and North Korea, backed by the People's Republic of China, with military aid from the Soviet Union.