<黄金时代>现在有地方看吗?# Movie - 无限影话
f*h
1 楼
Given 25 red balls & 25 blue balls. Arrange them in 2 bowls such that when a
ball is picked randomly from one of bowls, the probability of picking red
ball is maximum??”
ball is picked randomly from one of bowls, the probability of picking red
ball is maximum??”