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the median income of men and women

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On the basis of data from 1990 to​ 2006, the median income y in year x for men and women is approximated by the equations given​ below, where x=0 corresponds to 1990 and y is in constant 2006 dollars. If these equations remain valid in the​future, in what year will the median income of men and women be the​ same?

Men​: -265x+2y= 61,892

Women: -839x+3y= 41,232

The median income of men and women will be the same in the year ______.

 
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profit or loss from the show

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When a popular playwright opened a new​ play, he had to decide whether to open the show on Broadway or off Broadway. For​ example, he decided to open his last play off Broadway. From information provided from his​ producer, the following equations were​ developed:

43,200x-y= 1,291,000

27,000x-y= 380,000

where x represents the number of weeks that the show ran and y represents the profit or loss from the show. The first equation is for​ Broadway, and the second equation is for off Broadway. Complete parts​ (a) and​ (b) below.

​(a) Solve this system of equations to determine when the profit or loss from the show will be equal for each venue. What is the amount of that profit or​ loss?

The profit or loss will be equal for each venue after about ____ weeks.

 
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lump sum

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What lump sum deposited today at

8​% compounded quarterly for 10 years will yield the same final amount

as deposits of ​$7000 at the end of each​ 6-month period for 10 years at

4​% compounded​ semiannually?

 
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enterprise resource planning (ERP) systems

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Many companies implement enterprise resource planning (ERP) systems but are disappointed by the results when they do not realize the return on investment (ROI) that was projected for the system.

Do some research and post an example of either a successful or failed ERP implementation at a major company. How did it (or did it not) standardize processes across the firm? Explain what the major causes were for the success or failure of the system.

please provide references

 
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