Write the Solution Set Using Interval Notation

question 212

Multiple Choice

Write the solution set using interval notation.
-A standard train ticket in a certain city costs $3.00 per ride. People who use the train also have the option of purchasing a frequent rider pass for $18.00 each month. With the pass, a ticket costs only $2.25 per ride. Use an
Inequality to determine the number of train rides in a month for which purchasing the monthly pass is more
Economical than purchasing the standard train ticket.

• A) 23 or more times
• B) 25 or more times
• C) 26 or more times
• D) 24 or more times

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Definitions:

Aromatic

A class of compounds characterized by the presence of one or more benzene rings which have delocalized pi electrons.

Antiaromatic

A type of cyclic compound that is destabilized by the delocalization of its electrons, failing to meet the criteria for aromatic stability.

Nonaromatic

Organic compounds that do not meet the criteria for aromaticity, lacking the special stability of aromatic systems.

Pyridine

A basic nitrogen-containing heterocyclic aromatic compound, resembling benzene but with one CH group replaced by a nitrogen atom.