Mixture Algebra word problem












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Brand X sells 21 oz. bags of mixed nuts that contain 29% peanuts. To make their product they combine Brand A mixed nuts which contain 35% peanuts and Brand B mixed nuts which contain 25% peanuts. How much of each do they need to use?



A detailed explaination of how to get the answer would be greatly appreciated thanks!










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  • $begingroup$
    Welcome to MathSE! We prefer if you add some more details to your question: what have you tried and where do you get stuck? This will help other users give good answers.
    $endgroup$
    – Johanna
    Mar 21 '15 at 15:11






  • 1




    $begingroup$
    Hello. Well I have no idea where to begin in this problem, I know there is an equation here somewhere but I can't identify it correctly. So far I tried [21(.29)= (.35)A + (.25)B] but that doesn't help at all because there's still 2 variables. I just simply want to know how to properly arrive at the answer, thanks.
    $endgroup$
    – Ambrose
    Mar 21 '15 at 15:18
















2












$begingroup$


Brand X sells 21 oz. bags of mixed nuts that contain 29% peanuts. To make their product they combine Brand A mixed nuts which contain 35% peanuts and Brand B mixed nuts which contain 25% peanuts. How much of each do they need to use?



A detailed explaination of how to get the answer would be greatly appreciated thanks!










share|cite|improve this question









$endgroup$












  • $begingroup$
    Welcome to MathSE! We prefer if you add some more details to your question: what have you tried and where do you get stuck? This will help other users give good answers.
    $endgroup$
    – Johanna
    Mar 21 '15 at 15:11






  • 1




    $begingroup$
    Hello. Well I have no idea where to begin in this problem, I know there is an equation here somewhere but I can't identify it correctly. So far I tried [21(.29)= (.35)A + (.25)B] but that doesn't help at all because there's still 2 variables. I just simply want to know how to properly arrive at the answer, thanks.
    $endgroup$
    – Ambrose
    Mar 21 '15 at 15:18














2












2








2





$begingroup$


Brand X sells 21 oz. bags of mixed nuts that contain 29% peanuts. To make their product they combine Brand A mixed nuts which contain 35% peanuts and Brand B mixed nuts which contain 25% peanuts. How much of each do they need to use?



A detailed explaination of how to get the answer would be greatly appreciated thanks!










share|cite|improve this question









$endgroup$




Brand X sells 21 oz. bags of mixed nuts that contain 29% peanuts. To make their product they combine Brand A mixed nuts which contain 35% peanuts and Brand B mixed nuts which contain 25% peanuts. How much of each do they need to use?



A detailed explaination of how to get the answer would be greatly appreciated thanks!







word-problem






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asked Mar 21 '15 at 15:06









AmbroseAmbrose

132




132












  • $begingroup$
    Welcome to MathSE! We prefer if you add some more details to your question: what have you tried and where do you get stuck? This will help other users give good answers.
    $endgroup$
    – Johanna
    Mar 21 '15 at 15:11






  • 1




    $begingroup$
    Hello. Well I have no idea where to begin in this problem, I know there is an equation here somewhere but I can't identify it correctly. So far I tried [21(.29)= (.35)A + (.25)B] but that doesn't help at all because there's still 2 variables. I just simply want to know how to properly arrive at the answer, thanks.
    $endgroup$
    – Ambrose
    Mar 21 '15 at 15:18


















  • $begingroup$
    Welcome to MathSE! We prefer if you add some more details to your question: what have you tried and where do you get stuck? This will help other users give good answers.
    $endgroup$
    – Johanna
    Mar 21 '15 at 15:11






  • 1




    $begingroup$
    Hello. Well I have no idea where to begin in this problem, I know there is an equation here somewhere but I can't identify it correctly. So far I tried [21(.29)= (.35)A + (.25)B] but that doesn't help at all because there's still 2 variables. I just simply want to know how to properly arrive at the answer, thanks.
    $endgroup$
    – Ambrose
    Mar 21 '15 at 15:18
















$begingroup$
Welcome to MathSE! We prefer if you add some more details to your question: what have you tried and where do you get stuck? This will help other users give good answers.
$endgroup$
– Johanna
Mar 21 '15 at 15:11




$begingroup$
Welcome to MathSE! We prefer if you add some more details to your question: what have you tried and where do you get stuck? This will help other users give good answers.
$endgroup$
– Johanna
Mar 21 '15 at 15:11




1




1




$begingroup$
Hello. Well I have no idea where to begin in this problem, I know there is an equation here somewhere but I can't identify it correctly. So far I tried [21(.29)= (.35)A + (.25)B] but that doesn't help at all because there's still 2 variables. I just simply want to know how to properly arrive at the answer, thanks.
$endgroup$
– Ambrose
Mar 21 '15 at 15:18




$begingroup$
Hello. Well I have no idea where to begin in this problem, I know there is an equation here somewhere but I can't identify it correctly. So far I tried [21(.29)= (.35)A + (.25)B] but that doesn't help at all because there's still 2 variables. I just simply want to know how to properly arrive at the answer, thanks.
$endgroup$
– Ambrose
Mar 21 '15 at 15:18










1 Answer
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$begingroup$

As noted in a comment, you had already found that



$$(0.29)21= (0.35)A + (0.25)B.$$



The interpretation of this is that $A$ is the amount of mixed nuts of Brand A that are used,
and $B$ is the amount of mixed nuts of Brand B.
The left side indicates that the mixture contains $21$ ounces of nuts.



To be extra clear, I'll repeat the preceding paragraph in slightly different words:



The manufacturer takes $A$ ounces of one brand of nuts and $B$ ounces of another
brand of nuts to make $21$ ounces of mixed nuts.



Using just the information in the previous paragraph, you can write another
equation involving $A$ and $B$. The numbers $0.29$, $0.35$, and $0.25$
were not mentioned in that paragraph, so they do not occur in the equation.



You will then have a sufficient mathematical model to solve the problem.






share|cite|improve this answer









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    1 Answer
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    1 Answer
    1






    active

    oldest

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    active

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    active

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    5












    $begingroup$

    As noted in a comment, you had already found that



    $$(0.29)21= (0.35)A + (0.25)B.$$



    The interpretation of this is that $A$ is the amount of mixed nuts of Brand A that are used,
    and $B$ is the amount of mixed nuts of Brand B.
    The left side indicates that the mixture contains $21$ ounces of nuts.



    To be extra clear, I'll repeat the preceding paragraph in slightly different words:



    The manufacturer takes $A$ ounces of one brand of nuts and $B$ ounces of another
    brand of nuts to make $21$ ounces of mixed nuts.



    Using just the information in the previous paragraph, you can write another
    equation involving $A$ and $B$. The numbers $0.29$, $0.35$, and $0.25$
    were not mentioned in that paragraph, so they do not occur in the equation.



    You will then have a sufficient mathematical model to solve the problem.






    share|cite|improve this answer









    $endgroup$


















      5












      $begingroup$

      As noted in a comment, you had already found that



      $$(0.29)21= (0.35)A + (0.25)B.$$



      The interpretation of this is that $A$ is the amount of mixed nuts of Brand A that are used,
      and $B$ is the amount of mixed nuts of Brand B.
      The left side indicates that the mixture contains $21$ ounces of nuts.



      To be extra clear, I'll repeat the preceding paragraph in slightly different words:



      The manufacturer takes $A$ ounces of one brand of nuts and $B$ ounces of another
      brand of nuts to make $21$ ounces of mixed nuts.



      Using just the information in the previous paragraph, you can write another
      equation involving $A$ and $B$. The numbers $0.29$, $0.35$, and $0.25$
      were not mentioned in that paragraph, so they do not occur in the equation.



      You will then have a sufficient mathematical model to solve the problem.






      share|cite|improve this answer









      $endgroup$
















        5












        5








        5





        $begingroup$

        As noted in a comment, you had already found that



        $$(0.29)21= (0.35)A + (0.25)B.$$



        The interpretation of this is that $A$ is the amount of mixed nuts of Brand A that are used,
        and $B$ is the amount of mixed nuts of Brand B.
        The left side indicates that the mixture contains $21$ ounces of nuts.



        To be extra clear, I'll repeat the preceding paragraph in slightly different words:



        The manufacturer takes $A$ ounces of one brand of nuts and $B$ ounces of another
        brand of nuts to make $21$ ounces of mixed nuts.



        Using just the information in the previous paragraph, you can write another
        equation involving $A$ and $B$. The numbers $0.29$, $0.35$, and $0.25$
        were not mentioned in that paragraph, so they do not occur in the equation.



        You will then have a sufficient mathematical model to solve the problem.






        share|cite|improve this answer









        $endgroup$



        As noted in a comment, you had already found that



        $$(0.29)21= (0.35)A + (0.25)B.$$



        The interpretation of this is that $A$ is the amount of mixed nuts of Brand A that are used,
        and $B$ is the amount of mixed nuts of Brand B.
        The left side indicates that the mixture contains $21$ ounces of nuts.



        To be extra clear, I'll repeat the preceding paragraph in slightly different words:



        The manufacturer takes $A$ ounces of one brand of nuts and $B$ ounces of another
        brand of nuts to make $21$ ounces of mixed nuts.



        Using just the information in the previous paragraph, you can write another
        equation involving $A$ and $B$. The numbers $0.29$, $0.35$, and $0.25$
        were not mentioned in that paragraph, so they do not occur in the equation.



        You will then have a sufficient mathematical model to solve the problem.







        share|cite|improve this answer












        share|cite|improve this answer



        share|cite|improve this answer










        answered Mar 21 '15 at 16:00









        David KDavid K

        55k344120




        55k344120






























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