Question 1148088
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It is <U>EASY TO CHECK</U>.


    - the total weight is  12 pounds + 8 pounds = 20 pounds.

    - the total cost   is  3*12 + 6*8 = 84 dollars.


Then the price for one pound of the mixture is  {{{84/20}}} = $4.20.


Your answer is correct (!)
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