SOLUTION: A container holds 5 gallon of a gas oil mixture in a 50:1 ratio (gas to oil). How many fl oz of oil should be added to change the mixture into a 40:1 mix? (1 gallon=128 fl oz).

Question 1053659: A container holds 5 gallon of a gas oil mixture in a 50:1 ratio (gas to oil). How many fl oz of oil should be added to change the mixture into a 40:1 mix? (1 gallon=128 fl oz).
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The fraction of oil to total mixture is:

fl oz of oil
------------------

Multiply both sides by

fl oz of oil shouyld be added
check:

I expected to be closer
Check my work

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