SOLUTION: If the label calls for you to mix 78 ounces of insecticide per 100 gallons of water. How many ounces would you need to mix with 90 gallons?

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Question 777245: If the label calls for you to mix 78 ounces of insecticide per 100 gallons of water. How many ounces would you need to mix with 90 gallons?
Answer by sofiyac(983) About Me  (Show Source):
You can put this solution on YOUR website!
78----100
x-----90
this is a proportion, multiply across
100x=78*90
100x=7020 divide each side by 100
x=70.2 ounces