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?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

How many words can a pen with half refill write?

In the given picture, in how many ways can you read the word "Tiger"?

Can you place six X (crosses) in below board without making three in a row in any way ?

Complete the table series riddle by finding the number that can replace "??".

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?