SOLUTION: How much soil containing 45% sand do you need to add 1ft of soil containing 15% sand in order to make a soil containing 35% sand?
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Question 198832: How much soil containing 45% sand do you need to add 1ft of soil containing 15% sand in order to make a soil containing 35% sand?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
This question has been answered here.
Edit:
From the previous solution, the given equation is
Start with the given equation.
Distribute
Multiply both sides by 100 to clear out the decimals.
Distribute and multiply.
Subtract from both sides.
Subtract from both sides.
Combine like terms on the left side.
Combine like terms on the right side.
Divide both sides by to isolate .
Reduce.
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Answer:
So the solution is which means that you need 2 cubic feet of soil containing 45% sand.
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