A Car Proceeding Due South at 60 Km/h

question 62

Multiple Choice

A car proceeding due south at 60 km/h ( ₁) makes a right turn, after which it is traveling due west at 80 km/h ( ₂) . What is its change in velocity ( ₂ - ₁) ?

• A) 100 km/h 37º north of west
• B) 100 km/h 37º south of west
• C) 20 km/h west
• D) 20 km/h 37º north of west
• E) 20 km/h 37º south of west

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Definitions:

Trade

The exchange of goods, services, or both between two or more parties, either within a country or internationally.

Price Fixing

An illegal practice where competing companies agree on selling prices of their products or services, rather than allowing market forces to set them.

Price Discrimination

A practice of charging different prices to different customers for the same product or service, where such differences are not justified by differences in cost.

Discounted Price

A reduced price offered on goods or services, typically to stimulate sales or clear out inventory.