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Final answer:The number 15 is a positive integer and a whole number.Explanation:The number 15 is awhole number, specifically apositive integer. Whole numbers are all positive numbers, including zero, that do not have any fractional or decimal parts. In this case, 15 is a positive integer because it is a whole number that is greater than zero.Learn more about number classification here:brainly.com/question/692327...