A candy merchant sells two variety bags of candy. Each pound of variety bag A contains 60% caramels and 40 % chocolates and sells for $8 a pound. Each pound of variety bag B contains 45% caramels and 55% chocolates and sells for $10 a pound. The merchant has available 400 pounds of caramels and 300 pounds of chocolate. The merchant will try to sell the amount of each blend that maximizes her income. Let x be the number of pounds of variety bag A and y be the number of pounds of variety bag B. Since the merchant above has available 300 pounds of chocolates, one inequality that must be satisfied is in the situation above is
A. 0.45x + 0.55y ? 300
B. 0.40x + 0.55y ? 300
C. 0.60x + 0.45y ? 300
D. 0.60x + 0.40y ? 300
E. none of these
Answer: B
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