# SOLUTION: If peanuts cost \$.85 per pound and cashews cost \$1.05 per pound, how much of each should be used to make a 12 pound mix that cost \$.90?

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 Click here to see ALL problems on Miscellaneous Word Problems Question 623993: If peanuts cost \$.85 per pound and cashews cost \$1.05 per pound, how much of each should be used to make a 12 pound mix that cost \$.90?Answer by htmentor(789)   (Show Source): You can put this solution on YOUR website!If peanuts cost \$.85 per pound and cashews cost \$1.05 per pound, how much of each should be used to make a 12 pound mix that cost \$.90? ================ Let p = the number of pounds of peanuts Then 12 - p = the number of pounds of cashews We can write the following expression for the total value of the mixture: 85p + 105(12-p) = 12*90 [in cents] Solve for p: 85p + 1260 - 105p = 1080 20p = 180 p = 9 So the mix should contain 9 lbs. of peanuts and 3 lbs. of cashews