document.write( "Question 832557: After inheriting some money, a woman wants to invest enough to have an annual income of $5,000. If she can invest $20,000 at 8% annual interest, how much more will she have to invest at 7% to achieve her goal? (See the table. Round your answer to the nearest cent.\r
\n" ); document.write( "\n" ); document.write( "How many gallons of cream that is 22% butterfat must be mixed with milk that is 2% butterfat to get 20 gallons of milk containing 4% butterfat?\r
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Algebra.Com's Answer #502096 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Both of these may be considered mixture problems.\r
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\n" ); document.write( "\n" ); document.write( "The investment question:\r
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\n" ); document.write( "\n" ); document.write( "Target income is 5000 dollars.\r
\n" ); document.write( "\n" ); document.write( "\"20000%2A0.08%2Bx%2A0.07=5000\", looking at the sum of the interests for a year.
\n" ); document.write( "\"0.07x=5000-20000%2A0.08\"
\n" ); document.write( "\"x=%281%2F0.07%29%281000%29%285-20%2A0.08%29\"
\n" ); document.write( "\"x=%281000%29%283.4%29%2F0.07=3400%2F0.07=340000%2F7\"
\n" ); document.write( "\"x=48571\" dollars\r
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\n" ); document.write( "\n" ); document.write( "The cream fat blending question:\r
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\n" ); document.write( "\n" ); document.write( "\"Mixing two concentrations for known amount of mixture\"
\n" ); document.write( "----Find this lesson in my profile's lessons link.
\n" ); document.write( "\"2%2Au%2B22%2Av=4%2A20\" and \"u%2Bv=20\"
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