For an egg to be considered "Extra Large" it must weigh 56.30 gram or more. The average mass of an egg from a farm in Ewing is 42.02 gram with

a standard deviation of 10.95gram. (Assume egg-size is normally distributed). a. What is the percentage of eggs that are considered "Extra Large"? b.The Egg-council decides that the portion of the eggs considered as "Large" comprises 32.10% of the total, with 56.30 gram as its Upper-bound. What is the Lower-bound target for the egg-mass value that would that would comprise the "Large" portion?