A 1000-Kg Car Traveling at 70 M/s Takes 3 M

question 45

Multiple Choice

A 1000-kg car traveling at 70 m/s takes 3 m to stop under full braking. The same car under similar road conditions, traveling at 140 m/s, takes ______________ m to stop under full braking.

• A) 6
• B) 1
• C) 3
• D) 12
• E) 11

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Definitions:

Standard Deviation

A statistical measure that quantifies the variation or dispersion of a set of data points or investment returns.

Arithmetic Return

The simple average of a series of periodic returns of an investment.

Investment

The action of allocating resources, usually money, with the expectation of generating an income or profit.

Population

The total number of individuals within a specific area or of a particular species or group.