An Author Has Six Different Books in Print

question 14

Essay

An author has six different books in print. If those six books are stacked in a random order, what is the probability that they are arranged in alphabetical order from top to bottom?
How about seven different books?

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Definitions:

Megasporangium

In a heterosporous plant, structure in which megaspores are produced. Megasporangia of seed plants are ovules that develop into seeds following fertilization. Compare with microsporangium.

Heterosporous

Referring to plants that produce two types of spores, microspores which develop into male gametophytes and megaspores which develop into female gametophytes.

Vascular Tissues

Specialized structures in plants that conduct water, nutrients, and sugars throughout the organism.

Free-Living Gametophytes

Independent gametophyte plants that do not depend on the sporophyte generation for their lifecycle, typical in some plant groups such as bryophytes.