Use the rule of total probability to find the indicated probability.
In one town, 8% of 18-29 year olds own a house, as do 21% of 30-50 year olds and 52% of those over 50. According to a recent census taken in the town, 27.0% of adults in the town are 18-29 years old, 38.7% are 30-50 years old, and 34.3% are over 50. What is the probability that a randomly selected adult owns a house? Round to the nearest thousandth when necessary.
◦ 0.028
◦ 0.281
◦ 0.2
◦ 0.27