document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=889104>Question 889104</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The amount of rice cake mix to be used varies directly with the number of people who partakes of this food. Suppose that it takes 7 cups of mix to serve 10 people.\r<BR>\n" );
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document.write( "a.) Write the function expressing the number of cups of cake mix in relation to the number of people.<BR>\n" );
document.write( "b.) How many cups of cake mix must be prepared for 50 people?<BR>\n" );
document.write( "c.) About how many people can be served with 12 cups of cake mix?\r<BR>\n" );
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document.write( "These are my unsure answers:\r<BR>\n" );
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document.write( "For the letter b, i've tried solving it like this:<BR>\n" );
document.write( "= 7/10=x/50<BR>\n" );
document.write( "= 10x/10=350/10<BR>\n" );
document.write( "= x=35\r<BR>\n" );
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document.write( "For letter c, I tried this:\r<BR>\n" );
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document.write( "= 12/7=x/10<BR>\n" );
document.write( "= 7x/7=120/7<BR>\n" );
document.write( "= x=17.14\r<BR>\n" );
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document.write( "So basically i don't understand letter a. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #537893 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=537893\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let y be the amount of cake mix <BR>\n" );
document.write( "let x be the number of people<BR>\n" );
document.write( "k is the constant of proportionality<BR>\n" );
document.write( "then we have the following equation<BR>\n" );
document.write( "y = kx<BR>\n" );
document.write( "a) 7 = k10<BR>\n" );
document.write( "k = 7/10 = .7<BR>\n" );
document.write( "y = .7x<BR>\n" );
document.write( "b) y = .7 * 50 = 35 cups of cake mix<BR>\n" );
document.write( "c) 12 = .7x<BR>\n" );
document.write( "x = 12/.7 = 17.14 people<BR>\n" );
document.write( " </SPAN>\n" );
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