SOLUTION: A solution is 8% coolant. HOw much do i need to add to make it 4%. the capacity of the 8% is 1 gal.

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Question 920023: A solution is 8% coolant. HOw much do i need to add to make it 4%. the capacity of the 8% is 1 gal.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
water = water
x the water to add
.92(1G) + x = .96(1G + x)
x = .04(1G)/.04 = 1G of water needs to be added to make it a 4% solution