A Car Starts from Rest and Travels East for 50

question 61

Multiple Choice

A car starts from rest and travels east for 50 km,stops and travels west for 30 km to finish the trip.What is the displacement (start to finish) of the car during this trip?

• A)80 km
• B)80 km east
• C)30 km east
• D)30 km
• E)the correct displacement is not listed

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Definitions:

Sales Quantity

The total number of units of a product or service sold within a specific period.

Variable Cost

A corporate expense that changes in proportion with the level of output or sales.

Fixed Costs

Charges that stay the same no matter how much is manufactured or sold, including rental fees, employee pay, and protection premiums.

Depreciation

The accounting method of allocating the cost of a tangible or physical asset over its useful life, reflecting the decrease in value of the asset over time.