Question 1121586
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He worked 3 hours per day for 5 days making 15 hours, then he worked 5 hours per day for 2 days making another 10 hours for a total of 25 hours.  25 hours times 8/hour is 200, plus he got 2 $10 bonuses.  Altogether, $220.  So any expression that is equivalent to $220.
								
								
John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it
<img src="http://c0rk.blogs.com/gr0undzer0/darwin-fish.jpg">
*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \  
								
{{n}\choose{r}}
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