SOLUTION: In a mixture of concrete, there are five lb of cement mix for each pound of gravel. If the mixture contains a total of 360 lb of these two ingredients, how many pounds of gravel ar

Question 499821: In a mixture of concrete, there are five lb of cement mix for each pound of gravel. If the mixture contains a total of 360 lb of these two ingredients, how many pounds of gravel are there?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = pounds of cement
= pounds of gravel
given:

There are 60 pounds of gravel
Check:

OK
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