fast and correct the answer

Beer bottles are filled so that they contain an average of 335 ml of beer in each bottle. Suppose that the amount of beer in a bottle is normally distributed with a standard deviation of 7 ml. [You may find it useful to reference the z table.] a. What is the probability that a randomly selected bottle will have less than 332 ml of beer? (Round final answer to 4 decimal places.) Probability b. What is the probability that a randomly selected 6-pack of beer will have a mean amount less than 332 mi? (Round final answer,to 4 decimal places.) Probability c. What is the probability that a randomly selected 12-pack of beer will have a mean amount less than 332 mi? (Round final answer to 4 decimal places.) Probability