document.write( "Question 200703: TAB2 need help on word problem\r
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document.write( "1.Investing her bonus. Donna invested her $33,000 bonus and received a total of $970 in interest after one year. If part of the money returned 4% and the reminder 2.25% then how much did she invest at each rate?\r
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document.write( "2.Tickets for a concert were sold to adults for $3 and to students for $2. If the total receipts were $824 and twice as many adults tickets as students tickets were sold, then how many of each were sold?\r
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document.write( "please show work
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Algebra.Com's Answer #150977 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! .04X+.0225(33,000-X)=970 \n" ); document.write( ".04X+742.50-.0225X=970 \n" ); document.write( ".0175X=970-742.5 \n" ); document.write( ".0175X=227.5 \n" ); document.write( "X=227.5/.0175 \n" ); document.write( "X=13,000 INVESTED @ 4%. \n" ); document.write( "33,000-13,000=20,000 INVESTED @ 2.25%. \n" ); document.write( "PROOF: \n" ); document.write( ".04*13,000+.0225*20,000=970 \n" ); document.write( "520+450=970= \n" ); document.write( "970=970 \n" ); document.write( "----------------------------------------- \n" ); document.write( "3*2X+2*X=824 \n" ); document.write( "6X+2X=824 \n" ); document.write( "8X=824 \n" ); document.write( "X=824/8 \n" ); document.write( "X=103 STUDENT TICKETS WERE SOLD. \n" ); document.write( "2*103=206 ADULT TICKETS WERE SOLD. \n" ); document.write( "PROOF \n" ); document.write( "3*206+2*103=824 \n" ); document.write( "618+206=824 \n" ); document.write( "824=824 \n" ); document.write( " |