Concept explainers
To find: The percentage of the stamps in the collection depict historical events.
Answer to Problem 20CT
The percentage of the stamps in the collection depict historical events
Explanation of Solution
Given information: Your friend has
Calculation:
The total number of stamps is
Let, the percentage of the stamps is
Therefore the relation is
Hence, The percent
Let’s find the value of x from the equation
Hence, The percentage of the stamps in the collection depict historical events
Chapter 7 Solutions
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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