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.

PRE*******ALGEBRA  RickP, Friday, May 1, 2009 at 3:46am
How many ounces are in a pound? 16. So you multiply the number of ounces (z) by 16 to get the pounds. Therefore,
p(z) = 16z
The selling price (s) is the original cost (c) plus 45%. That is 1.45 * cost, or 1.45c. Therefore,
s(c) = 1.45c

PRE*******ALGEBRA  Cierra C, Tuesday, May 4, 2010 at 9:59pm
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.
M(r)= r2+7

PRE*******ALGEBRA  :), Monday, May 14, 2012 at 7:41pm
the answer is the answer.
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