You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

What makes this number unique: 8,549,176,320?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

Can you solve this picture maths equation?

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!