To find: The Social Security Administration determined that an average 30-year-old male in 2015 could expect to live at least more years and that an average 30-year-old female in 2015 could expect to live at least more years.
a. what age could an average 30-year-old male expect to live? Express your answer as an inequality.
b. what age could an average 30-year-old female expect to live? Express your answer as an inequality.
c. Who can expect to live longer, a male or a female? By how many years?
Answer to Problem 109AYU
a. male years
b. female years
c. the female expect to live longer by years.
Explanation of Solution
Given:
The Social Security Administration determined that an average 30-year-old male in 2015 could expect to live at least more years and that an average 30-year-old female in 2015 could expect to live at least more years.
Calculation:
a. Given that year old male in 2014 could expect to live atleast more year.
∴
b. Given that average 30 year old female in 2014 could expect to live atleast years and more.
∴
c. From and , we can say that the female expect to live longer by years.
Chapter A.9 Solutions
Precalculus Enhanced with Graphing Utilities
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