David's Gasoline Station Offers 4 Cents Off Per Litre If

question 29

Multiple Choice

David's gasoline station offers 4 cents off per litre if the customer pays in cash and does not use a credit card. Past evidence indicates that 40% of all customers pay in cash. During a one-hour period twenty-five customers buy gasoline at this station.
What is the probability that no more than twenty pay in cash?

• A) 0.0
• B) 0.1
• C) 0.9
• D) 1.0
• E) None of the choices are correct

---

Definitions:

Acceptable Name

A valid chemical name that conforms to the rules set by the International Union of Pure and Applied Chemistry (IUPAC).

Compound

A compound is a substance made up of two or more different elements chemically bonded together in fixed proportions.

NMR Spectrum

A representation of the resonance frequencies of nuclei in a magnetic field, providing detailed information about the structure of molecules.

Peaks

The highest points or maxima, often used in the context of graphs (e.g., absorption peaks in spectroscopy).