There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

How could a baby fall out of a twenty-story building onto the ground and live?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

Find the hidden tiger in the given optical illusion ?