a.Twelve homes in one city were underinsured on the average of $5,000, 24 homes in another city were underinsured on the average of $6,200 and 14 homes in a third city were underinsured on the average of $6,900. Find the overall average amount of the underinsured homes. b. A writer earns a mean average of $15.00 per hour for 4 hours of work, $17.50 per hour for 2 hours of work, $13.33 per hour for 3 hours and $14.00 per hour for 1 hour. What is the overall average earning per hour of the writer?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Q: a.Twelve homes in one city were underinsured on the average of $5,000, 24 homes in another city were underinsured on the average of $6,200 and 14 homes in a third city were underinsured on the average of $6,900. Find the overall average amount of the underinsured homes. b. A writer earns a mean average of $15.00 per hour for 4 hours of work, $17.50 per hour for 2 hours of work, $13.33 per hour for 3 hours and $14.00 per hour for 1 hour. What is the overall average earning per hour of the writer?
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