Question: please show work im trying to better understand how to solve these problems c) What is the probability that the age of a given student

please show work im trying to better understand how to solve these problems

please show work im trying to better understand how to solve these

c) What is the probability that the age of a given student is between 22 and 2'? years of age? Bonus Question 20 points! Sample washer The mean inside diameter of all the washers produced by a machine is 0.502 inches and the stande deviation is 0.005 inches. The company can only accept washers whose inside diameters are in the range from 0.496 in. to 0.508 in. otherwise the washers are considered defective. Determine the percentage of defective washers, assuming the diameters are normally distributed

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