Dell,a Problem-Solving Amateur,is Trying to Solve the "Hobbits and Orcs

question 7

Multiple Choice

Dell,a problem-solving amateur,is trying to solve the "hobbits and orcs" problem,and so she must determine how to move the creatures across a river.Dell is most likely to be helped if she has had earlier experience with

• A)a problem with a similar structure and which also involved hobbits and orcs.
• B)a problem with the same structure,but which involved protecting wives from their jealous husbands.
• C)other problems involving transportation across obstacles.
• D)problems illustrating the techniques for dealing with river currents.

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Definitions:

Meter

A unit of length in the metric system equal to 100 centimeters or approximately 39.37 inches.

Dimensional-analysis

A method in physics and chemistry for converting one unit of measurement into another, using the fact that the dimensions of the quantity must remain the same.

Kilograms

The base unit of mass in the International System of Units (SI), equivalent to one thousand grams, used globally for measuring weight.

Pounds

A unit of weight in the imperial system, equivalent to 0.453592 kilograms.