Y=-5.11111 how I solved it is in the picture attached
The standard New York state license plate has three letters followed by four digits. How many different
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Answer:
We need to add 7 pounds of $9.5 premium coffee to make a blend of coffee that $10.
Step-by-step explanation:
Lets take the amount of $9.50 coffee added was pounds.
The requirement is that the value of 1 pound of resulting mixture of coffee to be $10.
We can use the weighted average value to find the value of the resulting mixture.
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So we need to add 7 pounds of $9.5 premium coffee to make a blend of coffee that $10.