Unformatted text preview: x / ∈ I . It follows that I = S . 1.24. There is no missing dollar. Adding the tip to the amount the guests paid is erroneous. The charge for the room ($25) plus the tip ($2) coincide with the total amount paid by the guests (3 · $9=$27). 1...
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This document was uploaded on 03/25/2011.
 Spring '10
 Math

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