# SOLUTION: How much clay do you need to add to 6 ft^3 of soil with 30% clay in order to make a soil with 72% clay? I suck at setting problems up, but can solve them fine. Having troubles w

Algebra ->  Algebra  -> Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: How much clay do you need to add to 6 ft^3 of soil with 30% clay in order to make a soil with 72% clay? I suck at setting problems up, but can solve them fine. Having troubles w      Log On

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 Click here to see ALL problems on Mixture Word Problems Question 433829: How much clay do you need to add to 6 ft^3 of soil with 30% clay in order to make a soil with 72% clay? I suck at setting problems up, but can solve them fine. Having troubles with this one. Thanks, TylerAnswer by jorel1380(2518)   (Show Source): You can put this solution on YOUR website!x+6(.3)=.72(x+6) x+1.8=.72x+4.32 .28x=2.52 x=2.52/.28=9 cu.ft. of 100% clay to get the desired mix..