document.write( "Question 1044145: the amount of interest earned on saving is directly proportional to the amount of money saved. if 104 dollars in interest is earned on 1300 dollars, how much interest, in dollars, will be earned on 1800 dollars in the same period of time? \n" ); document.write( "
Algebra.Com's Answer #659402 by advanced_Learner(501)\"\" \"About 
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let i=interest
\n" ); document.write( " S=saved money
\n" ); document.write( "then
\n" ); document.write( "i=Ks
\n" ); document.write( "104=K 1300
\n" ); document.write( "k=12.5
\n" ); document.write( "i=12.5*(1800)
\n" ); document.write( "
\n" );