SOLUTION: Suppose you work for a large coffee distributor that has a secret coffee blend it sells to local stores. You mix the House blend with the Rift Valley blend, but always in the same

Question 1140049: Suppose you work for a large coffee distributor that has a secret coffee blend it sells to local stores. You mix the House blend with the Rift Valley blend, but always in the same proportion. Yesterday, you mixed 50 pounds of the House blend with 20 pounds of the Rift Valley blend. Today, there is 20 pounds of the House coffee left in stock. How many pounds of the Rift Valley coffee should you mix with it to get your secret blend?

Answer by ikleyn(52776) (Show Source): You can put this solution on YOUR website!
.


The ratio    is the same and must remain the same.


So, the proportion is   = ,  where R is unknown amount of the Rift Valley blend, in pounds.


From the proportion,  R =  =  = 8 pounds.    ANSWER

Solved.

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