Question: 1.Find the indicated probability. Round your answer to 6 decimal places when necessary. If three fair coins are tossed, what is the probability of not

1.Find the indicated probability. Round your answer to 6 decimal places when necessary.

If three fair coins are tossed, what is the probability of not tossing three heads?

A. 1/8 B. 7/8 C. 1/3 D. 2/3

Solve the problem.

Suppose a charitable organization decides to raise money by raffling a trip worth $500. If 3,000 tickets are sold at $1.00 each, find the expected net winnings for a person who buys 1 ticket.

A. -$1.00

B. -$0.85

C. -$0.83

D. -$0.81

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