What four weights can be used to balance from 1 to 30 pounds?

What goes up but never comes down?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

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

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

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?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?