If it took eight men ten hours to build a wall, how long would it take four men to build it?
What brings you down but never up?
How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?
Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS
What four weights can be used to balance from 1 to 30 pounds?
You can see it everyday, But cannot touch it at will. What is it?
What can you catch but never throw?
At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?
How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?
Akbar summoned Birbal out of anger.
He told him that he will have to face death.
He asked him to make a statement and if the statement is true he will be buried alive and if the statement is false, he will be thrown at lions.
After hearing Birbal’s statement, Akbar could do nothing but smile.
He gave him 5 gold bars and let him go.
What did Birbal say?
Can you Find and name the hidden bird in the picture below ?
In 2011, people playing Foldit, an online puzzle game about protein folding, resolved the structure of an enzyme that causes an Aids-like disease in monkeys. Researchers had been working on the problem for 13 years. The gamers solved it in three weeks.
