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Select all the statements that apply to this figure

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

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.)