SOLUTION: The sale price s of an item with a regular price r, sold at a 15% discount, is given by the formula s = kr. What is the value of k?

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Question 1053732: The sale price s of an item with a regular price r, sold at a 15% discount, is given by the formula s = kr. What is the value of k?
Answer by KMST(5328) About Me  (Show Source):
You can put this solution on YOUR website!
k=0.85 because with a 15% discount, the fraction of the price you pay is
%22100%25%22-%2215%25%22=%2285%25%22=85%2F100=0.85 .