SOLUTION: A forester mixes gasoline and oil to make 2 gallons of mixture for his two-cycle chain-saw engine. This mixture is 32 parts gasoline and 1 part two-cycle oil. How much gasoline mus

Question 1174235: A forester mixes gasoline and oil to make 2 gallons of mixture for his two-cycle chain-saw engine. This mixture is 32 parts gasoline and 1 part two-cycle oil. How much gasoline must be added to bring the mixture to 40 parts gasoline and 1 part oil? Express your answer as a common fraction.

Answer by greenestamps(13198) (Show Source): You can put this solution on YOUR website!

2 gallons of mixture that is 32 parts gasoline to 1 part oil means 64/33 gallons of gas and 2/33 gallons of oil.

After x gallons of gas is added, that 2/33 gallons of oil is 1/41 of the mixture, which is a total of 2+x gallons:

ANSWER: 16/33 gallons of gas must be added to bring the mixture to 40 part gasoline and 1 part oil.

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