document.write( "Question 235038: I am confusing myself with this problem. We have regular yogurt that is 3%fat and 1% fat yogurt. How many pounds of regular yogurt and hom many pounds of no fat yogurt would have to be mixed to obtain 60 pounds of low-fat yogurt. I tried the addition method but not sure that I have the right answere. \n" ); document.write( "
Algebra.Com's Answer #173274 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! regular yogurt that is 3%fat and 1% fat yogurt. \n" ); document.write( " How many pounds of regular yogurt and how many pounds of no fat yogurt would have to be mixed to obtain 60 pounds of low-fat yogurt. \n" ); document.write( "; \n" ); document.write( "Assume that he low fat stuff is 1% \n" ); document.write( ": \n" ); document.write( "Let x = amt of 3% stuff \n" ); document.write( "The resulting amt is to be 60 lb, therefore \n" ); document.write( "(60-x} = amt of no fat (0%) \n" ); document.write( ": \n" ); document.write( "Write an amt of fat equation \n" ); document.write( ".03x + 0(60-x) = .01(60) \n" ); document.write( "which is \n" ); document.write( ".03x = .01(60) \n" ); document.write( ".03x = .6 \n" ); document.write( "x = \n" ); document.write( "x = 20 lb of 3% stuff \n" ); document.write( "then \n" ); document.write( "60 - 20 = 40 lb of no-fat \n" ); document.write( " |