500 people, all of whom drive approximately 10,000 miles per year, were classified according to age

and the number of auto accidents each has had during the last three years:

Number of Accidents - Age (in years)

Under 40 Over 40 TOTAL

0 160 90 250

1 80 70 150

more than 1 60 40 100

TOTAL 300 200 500

A person is selected at random from those 500.

a) What is the probability that a person selected is under 40?

b) What is the probability that the person selected is over 40 and has had more than 1 accident?

c) What is the probability that the person selected is either over 40 or has had more than 1 accident, or both?

d) What is the probability that the person selected has had 0 accidents or has had more than 1 accident.

e) What is the probability that the person selected is both over 40 and has been in under 2 accidents?

f)What is the probability that the person selected is over 40 and has been in at most 1 accident?

g) What is the probability that the person selected is over 40 or has been in at most 1 accident?

h) What is the probability that the person selected is under 40 or has been in at least 1 accident?