Why is the Hole below a Lock?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

What can you serve, but never eat?

John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?

A boy collects white seashells from the sea and brings them home every night. When he has enough of them, he decides to sell them to a trader.

The trader is ready to buy the shells and he asks the boy about the quantity. At this, the boy starts calculating. He has a giant box that contains 3 mini boxes. Two of them have another mini box inside. If the giant box can hold 50 shells, how many brown shells can he sell to the trader?

You need to cut a round cake into eight equal pieces with just 3 cuts. Can you do it?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

what one word does the below rebus identifies?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?