An Elderly Person's Range of Vision Is Between 70 Cm

question 2

Multiple Choice

An elderly person's range of vision is between 70 cm and 300 cm from the eye.What focal length lens is needed to allow her to read a newspaper clearly at the normal distance of 25 cm from her eyes?

• A)38.9 cm
• B)18.4 cm
• C)27.3cm
• D)23.1 cm
• E)70.0 cm

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Definitions:

Income

The monetary payment received for goods or services, or the earnings from investment capital.

United States

A country in North America, consisting of 50 states and a federal district, known for its significant influence on global politics, economy, and culture.

Perfectly Competitive

A market structure characterized by a large number of buyers and sellers, where no single entity has the power to influence the market price.

Equilibrium Wage

The wage rate at which the quantity of labor demanded equals the quantity of labor supplied.