My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?

Which is the correct shadow of the bird?

Can you count the number of triangles in the picture below?

How is the moon similar to a dollar?

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

10 people came into a hotel with 9 rooms and each guest wanted his own room. The bellboy solved this problem.
He asked the tenth guest to wait for a little with the first guest in room number 1. So in the first room, there were two people. The bellboy took the third guest to room number 2, the fourth to number 3, ..., and the ninth guest to room number 8. Then he returned to room number 1 and took the tenth guest to room number 9, still vacant.
How can everybody have his own room?

Find the 8 in the below-given Image.

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?