A Light Bulb Burns in Front of the Center of a 40-Cm

question 29

Multiple Choice

A light bulb burns in front of the center of a 40-cm wide mirror that is hung vertically on a wall. A man walks in front of the mirror along a line that is parallel to the mirror and twice as far from it as the bulb. The greatest distance he can walk and still see the image of the bulb is:

• A) 20 cm
• B) 40 cm
• C) 60 cm
• D) 80 cm
• E) 120 cm

---

Definitions:

Taxable Income

The amount of income used to determine how much tax an individual or a company owes to the government.

Taxable Income

The portion of an individual's or corporation's income that is subject to taxes according to federal, state, or local laws.

Tax Liability

The total amount of tax that an individual or business owes to the government.

Average Tax Rate

The proportion of total income that is paid as taxes, calculated by dividing the total amount of taxes paid by the total income.