In a university, a professor gave a set of three problems to the three brilliant students of his class. See the image for the questions.

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

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

A non-stop marathon is the shared favourite sport of three brothers.

*The oldest one is fat and short and trudges slowly on.
*The middle brother's tall and slim and keeps a steady pace.
*The youngest runs just like the wind, speeding through the race.

"He is young in years, we let him run!" the other two brothers explained, "'because though he is surely number one, he is second, in a way." Why is it?

Which alphabet letter is a question?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

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 ?

What can you deduce from the following BrainBat?

CRY
LMKI

f you were running a race, and you passed the person in 2nd place, what place would you be in now?