According to a survey of American households, the probability that annual household income is less than or equal to $ 66,000 and the residents own less than 2 cars is 0.18.We also know that, of the households surveyed, 60% have incomes over $66,000 and 70% have at least 2 cars.

	Own less than 2 cars	Own at least 2 cars	Total
Income less than or equal to $66,000
Income greater than $66,000
Total

a) Given the information, fill in the above table

Based on part (a), please answer the following questions:

b) If a household is selected at random, what is the probability that the residents of a household own at least 2 cars and have an income less than or equal to $66,000 a year?

c) If a household is selected at random, what is the probability that the residents of the household own at least 2 cars or have an income over $66,000 a year?