最新提问
我的动态
登录后查看动态
题目内容双击单词支持查询和收藏哦～
John will spend the summer in one of the houses either on Surf Street or Breaker Way. Surf Street has 1 landside house and 4 beachside houses, and Breaker Way has 1 beachside house and 2 landside houses. A sea turtle randomly lays eggs in front of a beachside house on Surf Street, and another sea turtle randomly lays eggs in front of a beachside house on Breaker Way. What are the probabilities that a sea turtle lays its eggs in front of John's house, depending on which street he lives on?
B,D显示答案
以上解析由 考满分老师提供。
