Use the Following Table to Answer Questions )

question 31

Multiple Choice

Use the following table to answer questions ) . A random sample of adults was asked to respond to a
survey about whether they use their cell phones to shop for a specific item. One question, summarized in the table
below reflecting probabilities, asked each respondent to choose whether or not they use a cell phone app to shop.
The major age groupings were under 40 or 40 years or older.
-If one adult is randomly chosen from the group, what is the probability that the adult uses a cell phone app for shopping and is under 40 years of age?

• A)40%
• B)10%
• C)60%
• D)30%

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Definitions:

Nucleoside

A compound consisting of a nitrogenous base bound to a sugar molecule, forming the basic building blocks of nucleic acids without the phosphate group.

Sucrose

A sugar molecule consisting of glucose and fructose, widely recognized as sugar used on dining tables.

Sweetener

A substance used to provide sweetness to foods or beverages, often with fewer calories compared to regular sugar, including natural and artificial types.

Ribonucleosides

Compounds consisting of a nucleoside attached to a ribose sugar, which are basic building blocks of RNA.