An Ad Agency Is Developing a Campaign to Promote a Business

question 116

Multiple Choice

An ad agency is developing a campaign to promote a business opening in a new mall development.To develop an appropriate mailing list,they decide to purchase lists of credit card holders from MasterCard and American Express.Combining the lists,they find the following: 40 percent of the people on the list have only a MasterCard and 10 percent have only an American Express card.Another 20 percent hold both MasterCard and American Express.Finally,30 percent of those on the list have neither card.Suppose a person on the list is known to have a MasterCard.What is the probability that person also has an American Express Card?

• A).20
• B).33
• C).18
• D).70
• E).90

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Definitions:

Nonrenewable Resources

Natural resources such as coal, oil, and natural gas, that cannot be replenished in a short period of time and will eventually deplete.

Sustainable Resources

Natural resources that are used in a manner that satisfies current needs without compromising the ability of future generations to meet their needs.

Hunger-Related Diseases

Illnesses that result directly or indirectly from insufficient food intake or poor nutritional quality.

Malnutrition

A condition that arises from eating a diet in which nutrients are either not enough or are too much, causing health problems related to undernourishment or overnutrition.