You Are Driving Along a Highway at 35

question 437

Multiple Choice

You are driving along a highway at 35.0 m/s when you hear the siren of a police car approaching you from behind at constant speed and you perceive the frequency as 1340 Hz. You are relieved
That he is in pursuit of a different driver when he continues past you, but now you perceive the
Frequency as 1300 Hz. What is the speed of the police car? The speed of sound in air is 343 m/s.

• A) 41.7 m/s
• B) 39.2 m/s
• C) 40.1 m/s
• D) 38.4 m/s
• E) 30 m/s

Understand the concept of time value of money and its applications.

Calculate the present value and future value of annuities, both ordinary and due.

Determine the required savings to meet future financial goals.

Calculate the value of perpetuities and understand their relevance.

---

Definitions:

Segregated Public Places

Areas or facilities designated for use by one racial group to the exclusion of others, a practice particularly prevalent in the United States prior to the civil rights movement.

Black Power Movement

A social and political movement among African Americans, primarily during the 1960s and 1970s, emphasizing racial pride, economic empowerment, and the creation of political and cultural institutions.

Nonviolent Disobedience

A form of protest or resistance to authority that rejects the use of physical violence, often aiming to bring social or political change.

Mid-1960s

A period marked by significant social, political, and cultural changes worldwide, including the civil rights movement in the United States and the intensification of the Vietnam War.