document.write( "Question 322872: Gene purchased a condo for 90,000. He made a 15% down payment and assumed a 9% morgage for 20 years. Find the monthly payment and the finance charge \n" ); document.write( "
Algebra.Com's Answer #231161 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Condo price $ 90,000 \n" ); document.write( "15% down payment = 13500 \n" ); document.write( "Balance to be paid = 90000-14500=75500\r \n" ); document.write( "\n" ); document.write( "The formula for monthly payment \n" ); document.write( "C=Po[r(1+r)^n / (1+r)^n-1] \n" ); document.write( "Po=76500 \n" ); document.write( "r=9% ( 0.09/12)=0.0075 \n" ); document.write( "n=20 years = 240 months\r \n" ); document.write( "\n" ); document.write( ".. \n" ); document.write( "(1+r)^n= (1+0.0075)^240=6.009 \n" ); document.write( ".. \n" ); document.write( "r(1+r)^n=0.0075*6.009=0.0450 \n" ); document.write( ".. \n" ); document.write( "(1+r)^n-1= 6.009-1= 5.009 \n" ); document.write( ".. \n" ); document.write( "r(1+r)^n/(1+r)^n-1 = 0.0450/5.009=0.00898 \n" ); document.write( "-- \n" ); document.write( "Po*0.00989=76500*0.00989= 687.26 per month \n" ); document.write( " |