What can go through glass without breaking it?

The dirtier I get, the whiter I look. Who am I?

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?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Make a sentence consisting of three words that have the whole alphabet.

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

What is common among 11, 69, and 88?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

Find out the missing number in the picture attached: