An Ecologist Catches 100 Frogs from a Pond,marks Them and Releases

question 67

Multiple Choice

An ecologist catches 100 frogs from a pond,marks them and releases them back into the pond.After a few days,another 100 frogs are captured and 10 have the marks on them.How many frogs are in the pond?

• A)1,000
• B)10,000
• C)100
• D)900
• E)90

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Definitions:

Promotional Positioning

The use of promotion to create and maintain an image of a product in buyers’ minds.

Calories

Units of energy used to measure the energy content in food, necessary for human life and activity.