脑筋急转弯 Brainteasers

李殊 选注

Babysitter's Cookies

A babysitter came over one day to babysit 10 children. She decided to give them a snack. In a jar there were 10 cookies. She wants to give each one a cookie, but still keep one in the jar. How will she do it?

Answer:

She hands the 10th child the jar with one cookie left in it.

Different Water Jugs

There are two plastic jugs filled with water. How could you put all of this water into a barrel, without using the jugs or any dividers, and still tell which water came from which jug?

Answer:

Freeze them first. Take them out of the jugs and put the ice in the barrel. You will be able to tell which water came from which jug.

Each King

There are 50 horses and 50 kings riding along an old dirt road. They came to a peach tree with 50 peaches. Each took one, yet there were still 49 left. How is this possible?

Answer:

Each is the name of one of the kings and he’s the only one that took one!

Bad Taxi Driver

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing. Why?

Answer:

The taxi driver wasn’t driving at the time, he was walking.

（来源：英语学习杂志）