There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

What number should come in place of the question mark below?

What is the below Rebus indicate?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Find the Goldfish below the given Image.