最新提问
我的动态
登录后查看动态
题目内容
On a radio call-in show, the 6th caller and every 6th caller thereafter were given a T-shirt. Also, the 15th caller and every 15th caller thereafter were given movie tickets. A total of 78 people called the show, all at different times. How many of the callers were given neither a T-shirt nor movie tickets?
_____callers
_____callers
62 显示答案
· 相关考点
6.1.2 交集、并集、补集、全集关系 1.6.4 倍数的个数
6.1.2 交集、并集、补集、全集关系
以上解析由 考满分老师提供。