SOLUTION: In 2006, the median weekly earnings for male postal service mail carriers in the United
States was $126 more than the median weekly earnings for female mail postal service
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States was $126 more than the median weekly earnings for female mail postal service
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Question 355285: In 2006, the median weekly earnings for male postal service mail carriers in the United
States was $126 more than the median weekly earnings for female mail postal service
carriers. The median weekly earnings for female postal service mail carriers was 0.86
times that of their male counterparts. Also in 2006, the median weekly earnings for
female lawyers in the United States was $540 less than the median weekly earnings for
male lawyers. The median weekly earnings of male lawyers was 1.4 times that of their
female counterparts
a) Find the median weekly earnings for female postal service mail carriers in the United
States in 2006
b) Find the median weekly earnings for female lawyers in the United States in 2006.
c) Of the four groups of workers described in the problem, which group makes the
greatest weekly earnings? Which group make the least weekly earnings? Answer by jrfrunner(365) (Show Source):
You can put this solution on YOUR website! let m=median male postal salary
let f=median female postal salary
let M=median male lawyer salary
let F=median female lawyer salary
==
given
Postal
m=f+126
f=0.86m
--
a) Find the median weekly earnings for female postal service mail carriers in the United
States in 2006
f=0.86(f+126)
f=0.86f+108.36
f-0.86f=108.36
0.14f=108.36 , m=126+f=900
===
lawyer
F=M-540
M=1.4F
--
b) Find the median weekly earnings for female lawyers in the United States in 2006.
M=1.4(M-540)=1.4M-756
756=0.4M
1890=M, answer=
==
