Company Y employs c women and d men. Do the women at Company Y earn an average (arithmetic mean) annual salary greater than $25,000?
(1) Company Y pays its employees a total of $30,000(c + d) in salaries annually.
This tells us that the average for all is 30000
(2) The men at Company Y earn an average (arithmetic mean) annual salary of $34000
Nothing about female
Combined
We do not know the value or RATIO of c and d.
Say there is only 1 male and 10 females..34000+10x=30000*11.....x=29600>25000
But
...
(1) Company Y pays its employees a total of $30,000(c + d) in salaries annually.
This tells us that the average for all is 30000
(2) The men at Company Y earn an average (arithmetic mean) annual salary of $34000
Nothing about female
Combined
We do not know the value or RATIO of c and d.
Say there is only 1 male and 10 females..34000+10x=30000*11.....x=29600>25000
But
...
