Two brothers enter a race with 5 others. Racers draw names to determine their starting positions (1 to 6). What's the probability that the older brother will start in lane 1 with his brother directly beside him?
1 answer
There is a 1-in-6 chance the eldest gets lane 1 and a 1-in-5 chance the younger gets lane 2. (1/6)*(1/5)=