Eyes: a Person Can Read the Newspaper When It Is

question 73

Multiple Choice

Eyes: A person can read the newspaper when it is held at 60 cm from his eyes. What should the focal length of his contact lenses be to allow him to read the newspaper comfortably at a distance of 30 cm?

• A) -30 cm
• B) 30 cm
• C) -60 cm
• D) 60 cm
• E) 90 cm

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Definitions:

Workforce Unionized

Refers to a workplace where the employees are members of a union, which represents their interests in negotiations with the employer.

National Income

The total value of all goods and services produced by a country's economy over a specific time period, including income from abroad.

Labor-Capital

The relationship or ratio between the labor force and the amount of capital investment in an economy or production process.

National Income

The total value of all goods and services produced by a country over a specific period, accounting for income earned domestically and abroad.