A Spectator Watches a Rowing Race from the Edge of a River

question 221

Multiple Choice

A spectator watches a rowing race from the edge of a river bank. The lead boat is moving in a straight line that is 330 ft from the river bank. If the boat is moving at a constant speed of 50 ft/sec, how fast is the boat moving away from the spectator when it is 560 ft past her? ​

• A) 18.63 ft/sec
• B) 43.08 ft/sec
• C) 61.95 ft/sec
• D) 73.01 ft/sec

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Definitions:

NAACP

The National Association for the Advancement of Colored People, a civil rights organization founded in 1909 to fight prejudice, lynching, and Jim Crow segregation.

Sweatt and McLaurin

Reference to Sweatt v. Painter and McLaurin v. Oklahoma State Regents, landmark U.S. Supreme Court cases that challenged segregation in higher education.

Segregation

The enforced separation of different racial groups in a country, community, or establishment, often marked by discriminatory laws and practices.

Civil Rights Movement

A struggle for social justice in the United States during the 1950s and 1960s, aimed at ending racial segregation and discrimination against African Americans.