Probability Question 349
Question: A car is parked by an owner amongst 25 cars in a row, not at either end. On his return he finds that exactly 15 places are still occupied. The probability that the neighboring places are empty is
Options:
A) $ \frac{91}{276} $
B) $ \frac{15}{184} $
C) $ \frac{15}{92} $
D) None
Show Answer
Answer:
Correct Answer: C
Solution:
Exhaustive number of cases $ {{=}^{24}}C_{14} $ Favourable cases $ {{=}^{22}}C_{14} $