Solve
-The Speed of a Stream Is $6 \mathrm { mph }$

question 58

Multiple Choice

Solve.
-The speed of a stream is $6 \mathrm { mph }$ . If a boat travels 68 miles downstream in the same time that it takes to travel 34 miles upstream, what is the speed of the boat in still water?

• A) \(12 \mathrm { mph }\)
• B) \(18 \mathrm { mph }\)
• C) \(21 \mathrm { mph }\)
• D) \(20 \mathrm { mph }\)

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Definitions:

Innate Ideas

Concepts and knowledge that are argued to be inborn or naturally present in the mind, rather than acquired through experience.

Cognitive Processes

The mental activities involved in acquiring, storing, retrieving, and using knowledge, including perception, memory, thinking, and language.

Balance Theory

A theory that proposes people strive for consistency and balance in their relationships and beliefs for a harmonious state.

Self-Stimulation Theory

A theory suggesting that behaviors are motivated by the intrinsic pleasure they provide.