Plz help 3 to 2 and 5 to 4

How can writing phrases as algebraic expressions you solve problems?

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.)

Find the measure of angle y. a. 115° b. 65° c. 43° d. 22°