<PRE><B>Question 396505</B>
Trail Snax Corp. mixes raisins that cost $5.00 per kg with peanuts that cost $3.80 a kg. How many kilograms of raisins should be mixed with 10kg of peanuts to obtain a mixture worth $4.00 per 
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Equations:
Value Equation: 5r + 3.8*10 = 4(r + 10)
5r + 38 = 4r + 40
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r = 2 kg (amt. of raisins needed in the mixture)
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Cheers,
Stan H.</PRE>