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 ?

What jumps when it walks and sits when it stands?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

If eleven plus two equals one, what does nine plus five equal?

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

I have teeth but i don't bite. Who Am I ?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Solve the equation in the image by looking at the pattern closely.