Can you find out the missing number in the grid?

Solve the counting riddle by identifying the number of triangles in the given picture.

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

Move four matchsticks to the below square to form three squares?

You can see three almost identical images below. Can you spot the odd one out from them?

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

Solve this riddle by finding the odd one out from the rest.

You are given 16 witch hats. The hats are divided in four different colours – red, blue, green and yellow. Every colour has been assigned to four hats. Now each of the hat will be glued with a label of an arithmetic sign – ‘+’, ‘-‘, ‘x’ or ‘/’. But you can label one sign only once on one colour. In such an arrangement, the hats can be uniquely defined by its colour and symbol.

Can you arrange all the 16 hats in a 4x4 grid in a fashion that no two rows and columns have a repetition of colour or sign?
We have arranged four hats in the below picture to assist you.

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

Can you count the number of squares in the figure below?