document.write( "Question 1036561: Kate makes a donation to a charitable organisation on a monthly basis. Her monthly donation is directly proportional to the square of her monthly savings. If she saves $900 and $1200 in January and February respectively, her donation increases by $35 from January to February. Find the amount of money she donates to the charitable organisation in each of the two months. \n" ); document.write( "
Algebra.Com's Answer #651906 by jorel555(1290)![]() ![]() ![]() You can put this solution on YOUR website! Let n=the monthly proportion. Then: \n" ); document.write( "900(n)+35=1200(n) \n" ); document.write( "300n=35 \n" ); document.write( "n=35/300=11.67%!!!!!!!!!!!!!!!! \n" ); document.write( " |