Who can jump higher than a Mountain?

Decode this picture on T-Shirt and tell what it says ?

why number 8549176320 is one of a kind?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

Move three sticks of the spiral below to form a square.

John drives to his office at 20km/hr. After reaching the office, he realizes that today is a holiday. He went back at an average speed of 30km/hr. Discounting the time spent in the stoppage what was the average speed of his journey?

Find the next number in the series below

21 32 54 87 131 ?

What demands an answer, but asks no questions

Can you find the hidden animal in the picture below?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?