SOLUTION: In a mixture of raisins and dates, the ratio by weight of raisins to dates is 7 to 3. How many pounds of raisins will there be in 7 pounds of this mixture?
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Question 762547: In a mixture of raisins and dates, the ratio by weight of raisins to dates is 7 to 3. How many pounds of raisins will there be in 7 pounds of this mixture? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! In a mixture of raisins and dates, the ratio by weight of raisins to dates is 7 to 3. How many pounds of raisins will there be in 7 pounds of this mixture?
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7 to 3 is the same as 7x to 3x where 7x is the weight of raisins:
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Equation:
7x + 3x = 7 lbs
10x = 7
x = 0.7
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lbs of raisins = 7x = 7*0.7 = 4.9 lbs
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Chers,
Stan H.
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