Given
Total pound coffee create = 70
Find
How many pounds of each kind of coffee should they mix?
Step-by-step explanation
Let x = pounds of Queen City coffee blend
y = pounds of Kona Blend.
accordig to the question ,
the new mix is 70 pounds
so , x + y = 70 ..................(1)
and sells for $ 8.65 per pound
so , 8.30x + 13.20y = 70*8.65.............(2)
solve equation 1 and 2
![\begin{gathered} x+y=70 \\ 8.30x+13.20y=605.5 \end{gathered}](https://img.qammunity.org/2023/formulas/mathematics/high-school/br0ofs4y0eijo7oa0z54wsp6ynrgevdyvv.png)
on solving these linear equation , we obtain
![x=65,y=5](https://img.qammunity.org/2023/formulas/mathematics/high-school/89qw7cksqhnnqx4nmlarzp9tpv0h6c3t74.png)
Final Answer
Therefore , 65 pounds of the Queen City Blend and 5 pounds of the Kona Blend.