What is the fastest way to double your money?

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

What number divided by 4 is the same as that number minus 4?

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Find the next number in the sequence

5 12 24 36 ?

Count the number of triangles in the picture below: