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?

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

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

What does below chemistry rebus means?

What is the Surname of Barbie Doll?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

What is the coolest letter in the alphabet?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?