Question

You and your friend decide to get your cars inspected. You are informed that 70% of cars pass inspection. If the event of your car’s passing is independent of your friend’s car:
iii. What is the probability that both of the cars pass inspection (6 points)?
a. 60% b. 49% c. 70%

Real estate ads suggest that 65% of homes for sale have garages, 20% have swimming pools, and 18% have both features. What is the probability that a home for sale has: iii. A pool but no garage (6 points)? a. 15% b. 4% c. 2%

Answer 1

I got 2 percent for number two. But I can't solve for number one. Is it 60%?

Answer 2

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

.70 * .70 = ?

Answer 3

0.43