SOLUTION: Apples are 85 cents a pound, and pears are a $1.23 pound. If I spend $4 and the weight of the apples I buy is twice the weight of the pears, how many pounds of pears do I buy?

Question 1025733: Apples are 85 cents a pound, and pears are a $1.23 pound. If I spend $4 and the weight of the apples I buy is twice the weight of the pears, how many pounds of pears do I buy?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Apples are 85 cents a pound, and pears are a $1.23 pound. If I spend $4 and the weight of the apples I buy is twice the weight of the pears, how many pounds of pears do I buy?
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Wt Eq:: a - 2p = 0
Value Eq: 85a + 123p = 400 cents
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Substitute for "a" and solve for "p"::
85(2p) + 123p = 400
170p + 123p = 400
293p = 400
p = 1.37 lbs of pears
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a = 2p = 2(1.37) = 2.73 lbs of apples
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Cheers,
Stan H.
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