A Pilot Sets Out from an Airport and Heads in the Direction

question 100

Multiple Choice

A pilot sets out from an airport and heads in the direction N $30 ^ { \circ }$ W, flying at a constant speed of $305$ mi/h. Forty-five minutes later the pilot makes a course and speed correction and now heads in the direction N $50 ^ { \circ }$ W and reduces her speed to $175$ mi/h. Half an hour later, engine trouble forces her to make an emergency landing. Find the distance between the airport and the final landing point

• A) \(423.8 \mathrm { mi }\)
• B) \(408.8 \mathrm { mi }\)
• C) \(309 \mathrm { mi }\)
• D) \(216.41 \mathrm { mi }\)
• E) \(312.41 \mathrm { mi }\)

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Definitions:

SIV

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Hemagglutinin Stalk

A structural component of certain viruses that plays a critical role in the virus's ability to bind and enter host cells.

HIV Tree

Refers to a phylogenetic tree representing the evolutionary relationships among various strains of the HIV virus.

Virulence

Describes the ability of a pathogen to cause disease.