500 cats were chosen. 52% of the cats liked to sleep inside the house. fish was the favorite dish of 25% of those cats, while 62.5% of the cats sleeping outside had another favorite dish. how many cats like fish? what's the probability that it likes fish and sleeps inside? how many cats don't like fish? how many cats in the sample like to sleep outside and like fish?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?