Recent statistics collected over the past year reveal the following figures: 78% of all people were married, 12% of all people were under the age of 30; the probability of all people who were not married or who were at most 29 is 0.27.

A person who was in the past year is randomly chosen. What is the probability that this person is married or under the age of 30?

Find the probability that the person chosen is neither married nor under the age of 30.

Find the probability for of all people in the past year who are married and at least 30 years of age?