高顿网校CMA责任小编为各位考生准备的每日一道练习题来啦，你答对了吗？
　　The Lions Club is planning to sell pretzels at a local football game and has estimated sales demand as follows.
Sales demand8,00010,00012,00015,000
Probability10%40%30%20%
　　The cost of the pretzels varies with the quantity purchased as follows.
Purchase quantity8,00010,00012,00015,000
Cost per unit$1.25$1.20$1.15$1.10
　　Any unsold pretzels would be donated to the local food bank. The calculated profits at the various sales demand levels and purchase quantities are as follows.
 

Expected Profits at Various Purchase Quantity Levels
Sales Demand8,00010,00012,00015,000
8,000$6,000 $4,000 $2,200 ($500)
10,000$6,000 $8,000 $6,200 $3,500 
12,000$6,000 $8,000 $10,200 $7,500 
15,000$6,000 $8,000 $10,200 $13,500 
　　Which one of the following purchase quantities would you recommend to the Lions Club?
　　A. 8,000
　　B. 10,000
　　C. 12,000
　　D. 15,000
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