Two Ships Leave Port at the Same Time

question 76

Multiple Choice

Two ships leave port at the same time. Ship A sails north at a speed of 24 mph while ship B sails east at a speed of 36 mph.
A. Find an expression in terms of the time t (in hours) giving the distance between the two ships.
B. Using the expression obtained in part (a) , find the distance between the two ships 4 hr after leaving port.

• A) and 173.1
• B) and 183.1
• C) and 173.1
• D) and 163.1
• E) and 163.1

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Definitions:

Price Level

A gauge of the mean prices for goods and services in an economy during a certain period.

Unemployment Rate

The unemployment rate is a measure expressed as a percentage, showing the portion of the labor force that is jobless and actively seeking employment, reflecting the health of an economy's labor market.

Natural Rate

An economic concept referring to the level of any specific economic variable that is achieved in the long run and is unimpacted by short-term fluctuations.

Historical Analysis

The examination of past events to understand their causes, effects, and implications for the present and future.