Solve the Problem $50 \mathrm { mph }$ Her Average Speed on the Return Trip in the Appointment

question 214

Multiple Choice

Solve the problem.
-In the morning, May drove to an appointment at $50 \mathrm { mph }$ . Her average speed on the return trip in the afternoon was $40 \mathrm { mph }$ . The return trip took $\frac { 1 } { 5 }$ hour longer. How far did she travel to the appointment?

• A) \(40 \mathrm { mi }\)
• B) \(12 \mathrm { mi }\)
• C) \(0.8 \mathrm { mi }\)
• D) \(32 \mathrm { mi }\)

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Definitions:

Dupp (S2)

The sound made by the heart's valves closing in the cardiac cycle, often associated with the splitting or duplication of the second heart sound.

Muscle Fiber Striations

The visible lines seen in skeletal and cardiac muscle fibers, resulting from the arrangement of actin and myosin filaments.

Electrical Junctions

Specialized connections between cells that allow for the direct transfer of ions and small molecules, enabling electrical communication.

Intercalated Discs

Specialized structures in cardiac muscles that connect cardiac muscle cells to each other, facilitating synchronized contraction of the heart.