Over a Specified Distance, Speed Varies Inversely with Time

question 135

Multiple Choice

Over a specified distance, speed varies inversely with time. If Joe can drive from his house to his office in 40 minutes at an average speed of 40 miles per hour, what average speed is needed to
Drive the same distance in half an hour? If necessary, round your answer to the nearest tenth.

• A)50 miles per hour
• B)60 miles per hour
• C)30 miles per hour
• D)53.3 miles per hour

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Definitions:

Systematic Risk

The risk inherent to the entire market or entire market segment, which cannot be mitigated through diversification.

Purely Passive Strategy

An investment strategy that involves no active management and typically focuses on investing in index funds to replicate market returns.

Mean-Variance Efficient

A portfolio strategy that aims to minimize risk for a given level of expected return, or equivalently, maximize return for a given level of risk.

Index Funds

Investment funds designed to track the components of a market index, offering broad market exposure, low operating expenses, and low portfolio turnover.