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.

What is black when you buy it, red when you use it, and gray when you throw it away?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

If in a code language, DISTANCE is written as IDTUBECN and DOCUMENT is written as ODDVNTNE, the how will THURSDAY be coded as in the same language?

Forwards I am heavy, backward I am not. What am I?

If a wheel has 54 spokes, how many spaces are there between the spokes?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

What seven-letter word has hundreds of letters in it?

500 women soldiers are arranged in an array of ten rows and fifty columns in accordance with their respective heights. Now, the tallest woman from each row is asked to move out in the front. From them, the shortest one is labelled as Alpha. They are then asked to resume their original position.

Now, the shortest woman in each column is asked to come out in front. The tallest among them is labelled as Beta.

Can you find out if Alpha will be taller or Beta?