A Dodecahedral Die Has 12 Faces, Numbered 1 - 12 $\frac { 1 } { 12 }$

question 23

Multiple Choice

A dodecahedral die has 12 faces, numbered 1 - 12. If the die is weighted in such a way that 2 is twice as likely to be facing up as 1, 3 is three times as likely to be facing up as 1, and so on, what is the probability that 4 will land facing up

• A) \(\frac { 1 } { 12 }\)
• B) \(\frac { 2 } { 39 }\)
• C) \(\frac { 2 } { 33 }\)
• D) \(\frac { 1 } { 6 }\)
• E) \(\frac { 17 } { 78 }\)

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Definitions:

Protozoans

Single-celled eukaryotic organisms, often parasitic and capable of movement, that belong to the kingdom Protista.

Infestation

The presence of a large number of pests or parasites in a particular area or on a host, causing damage or disease.

Outbreak

The sudden start or increase of a disease or illness in a specific area or among a specific group of people.

Pandemic

An outbreak of a disease that occurs over a wide geographic area and affects an exceptionally high proportion of the population.