An Automobile Emission Testing Center Tests 50 Vehicles Per Hour

question 73

Multiple Choice

An automobile emission testing center tests 50 vehicles per hour. Each inspector can inspect one vehicle every four minutes. If the center wants a utilization of 90%, how many inspectors are required?

• A) Two
• B) Three
• C) Four
• D) Five

---

Definitions:

Fordney-McCumber Tariff

A set of tariffs introduced in 1922 that raised American import duties to protect factories and farms, leading to increased international trade tensions.

Free Trade

An economic policy that allows goods and services to be traded across borders without tariffs, quotas, or other restrictions.

Banned in Boston

A phrase historically used to describe books, plays, or movies prohibited in Boston, Massachusetts, due to content deemed objectionable; reflects broader themes of censorship.