Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

Count the number of triangles in the given picture.

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Can you find the 09 errors in the picture below?

A man dies of old age on his 25 birthday. How is this possible?

Find the number of squares in the below picture

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?