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October 23, 2014

Homework Help: PRE*******ALGEBRA

Posted by Tanisha on Thursday, April 30, 2009 at 9:11pm.

WRITE A FUNCTION RULE TO DESCRIBE EACH SITUATION.


PLEASE HELP I DO NOT UNDERSTAND THIS AT ALL.


The number of pounds p(z)as a function of the number of ounces z.


The selling price s(c)after a 45% markup of an item as a function of the stores' cost c.


The total number of miles m(r)covered when you walk 7 miles before lunch, and you walk for 2 hours at r mi/hr after lunch.

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