At a basketball game, a vendor sold a combined total of 159 sodas and hot dogs. The number of sodas sold was two times the number of hot dogs sold. Find the number is sodas and the number of hot dogs sold.

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)