document.write( "Question 92318: Could you please help me with the set up and answer for the following problem:
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Algebra.Com's Answer #67171 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
logic tells you that if you have 5 times as much orange juice, you will need 5 times as much 7up\r
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\n" ); document.write( "\n" ); document.write( "it is a ratio problem ... 3:5::15:x ... 3/5=15/x ... \"cross\" multiplying gives 3x=75 ... so x=25
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