SOLUTION: Brand A of coffee cost $5 per kg and brand B costs $8 per kg if 5 kg of brand A is used how many kg of brand A should be used to create a mixture with average cost of $6 per kg
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Question 1125449: Brand A of coffee cost $5 per kg and brand B costs $8 per kg if 5 kg of brand A is used how many kg of brand A should be used to create a mixture with average cost of $6 per kg Found 2 solutions by josgarithmetic, ikleyn:Answer by josgarithmetic(39620) (Show Source):
You can put this solution on YOUR website! ..., if 5 kg of brand A is used how many kg of brand A should be used to create a mixture with average cost of,...
Decide which. Not the same unknown and known.
Until you decide if it is given 5 pounds of Brand A or 5 pounds of Brand B , A is amount of Brand A and B is amount of Brand B.
Accounting for cost, .
Either A is 5, and solve for B; Or B is 5, and solve for A.
----------------- Comment from student : Sorry to say teacher But the question is written on my note book is same
as it is written but I also feel like there is something missing but actually it is or it is not u know better
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My responce : It only means that the problem is written incorrectly in your note book.
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