Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

What does does this rebus picture means ?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Buy me, smell me or deliver me, I do not change.

Who am I?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

Birbal was jester, counsellor, and fool to the great Moghul emperor, Akbar.
The villagers loved to talk of Birbal's wisdom and cleverness,
and the emperor loved to try to outsmart him.
One day Akbar (emperor) drew a line across the floor.
"Birbal," he ordered, "you must make this line shorter, but you cannot erase any bit of it."
Everyone present thought the emperor had finally outsmarted Birbal.
It was clearly an impossible task.
Yet within moments the emperor and everyone else present had to agree that Birbal had made the line shorter without erasing any of it.
How could this be?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Can you write down eight eights so that they add up to one thousand?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?