How many Java interview questions can you do?

1. There are two unevenly distributed fragrances. The burning time is one hour. How can you determine a period of 45 minutes?

2. If a worker is working for seven days and his salary is settled once a day, there is a gold bar which is the total salary of the past seven days. I can only ask him twice, and his salary is paid every day. Why?

3. A manager has three daughters. The three daughters are 13 years old, and the three daughters are equal to the manager's age. One subordinate has an known manager's age, however, I still cannot determine the age of the three daughters of the manager. The manager said that only one daughter had a black hair, and the subordinate knew the age of the three daughters of the manager. What is the age of the three daughters? Why?

4. After 27 students felt thirsty, they planned to buy soda to drink. There was a promotion activity in the store, namely three empty water bottles for one bottle of soda, if each of them can drink a bottle of soda, how many bottles of soda should they buy at least?

Whats greater than God, More edevil than the dedevil, Rich people want it, Poor people have it, And if you eat it you die? The answer is "nothing ".

There is also an additional common sense question (this can be thought of only by intelligence)

Which province is China's "five mountains.

A: Dongshan Taishan (1532 meters) is located in tai'an City, Shandong Province.

Xiyue Huashan (1997 meters) is located in huayin city, Shaanxi province.

Nanyue Hengshan (1512 meters) is located in Hengshan County, south of Changsha, Hunan Province.

Beiyue Hengshan (2017 meters) is located in hunyuan County, Shanxi Province.

Zhongshan Songshan (1440 meters) is located in Dengfeng City, Henan Province.