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Probabilities Questions:

1)In one town 76% adults have health insurance. What is the probability that 8 adults selected at random from the town all have health insurance?
2) An auditor from the IRS finds that 8 of 58 tax returns examined contain errors. If she randomly selects 3 different tax returns from this group, what is the probability that none of these three conatain errors?
3) A sample of 4 different calculators is randomly selected from a group conataining 17 that are defective and 36 that have no defects. What is the probability that at least one of the calculators is defective?
4) A card is chosen from a standard deck?
a. what is the probability of choosing a red card?
b. what is the probability of choosong a red or a queen?
c. what is the probability of choosong a red or a black card?
d. what is the probability of choosing a purple card?

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