SOLUTION: a can of lemonade comes with a measuring scoop and directions for mixing are 2 scoops of mix for every 38 cups of water. how much water is needed to make the entire can of lemonade

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: a can of lemonade comes with a measuring scoop and directions for mixing are 2 scoops of mix for every 38 cups of water. how much water is needed to make the entire can of lemonade      Log On


   

Question 627759: a can of lemonade comes with a measuring scoop and directions for mixing are 2 scoops of mix for every 38 cups of water. how much water is needed to make the entire can of lemonade if there are 40 scoops of mix?

there are 3.8 milligrams of iron in a 3.5 ounce serving of beef. how much iron is in 8 ounces of beef ? round to the nearest tenth of a milligram.
Answer by stanbon(75887) About Me  (Show Source):
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a can of lemonade comes with a measuring scoop and directions for mixing are 2 scoops of mix for every 38 cups of water. how much water is needed to make the entire can of lemonade if there are 40 scoops of mix?
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x/38 = 40/2
x = 38*20
x = 760 cups of water
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there are 3.8 milligrams of iron in a 3.5 ounce serving of beef. how much iron is in 8 ounces of beef ? round to the nearest tenth of a milligram.
x/ 8 oz = 3.8 mg/3.5 oz
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x = 8(3.8/3.5) = 8.9 mg of iron
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Cheers,
Stan H.
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