Find the expected value.Suppose that 1,000 tickets are sold for a raffle that has the following prizes: one $300 prize, two $100 prizes, and one hundred $1 prizes. What is expected value of a ticket?
A. $300
B. $0.60
C. $1
D. $100
Answer: B
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If 
represents the cost of purchasing b burgers, f orders of fries, and d drinks, then 
represents 10 burgers, 6 orders of fries, and 12 drinks.
Answer the following statement true (T) or false (F)
Solve the problem.A landscaping company sells 40-pound bags of top soil. The actual weight x of a bag, however, may differ from the advertised weight by as much as 0.75 pound. Write an inequality involving absolute value that expresses the relationship between the actual weight x of a bag and 40 pounds. Over what range may the weight of a 40-pound bag of to soil vary?
What will be an ideal response?
Find the area of the figure.
A. 88 m2 B. 966 m2 C. 483 m2 D. 44 m2
Solve the variation problem.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 19 minutes requires 15.2 gallons of water. Find the amount of water used in a shower lasting 12 minutes.
A. 8.8 gallons B. 9.6 gallons C. 10.4 gallons D. 228 gallons