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11.) It has been reported that 3% of all cars on the highway are traveling at speeds in excess of 70 mph. If the speeds of four random automobiles are measured via radar, what is the probability that at least one car is going over 70 mph? Give your answer in decimal form rounded to 3 decimal places.

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12.) On an eight question true-false quiz, a student guesses each answer. What is the probability that he/she gets at least one of the answers correct? Use decimals and round to 3 decimal places.

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13.) Given eight students, three of which are females, if two students are selected at random, what is the probability that both students are female? Use decimal format and round to 3 decimal places.

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