The time required to verify and fill a common prescription at a neighborhood pharmacy is normally...

The time required to verify and fill a common prescription
at a neighborhood pharmacy is normally distributed with a mean of 10 minutes
and a standard deviation of 3 minutes. Find the time for each event. Show your
work.

a. Highest 10 percent b. Highest 50 percent c. Highest 5
percent

d. Highest 80 percent e. Lowest 10 percent f. Middle 50
percent

g. Lowest 93 percent h. Middle 95 percent i. Lowest 7
percent