What does below pictogram mean?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

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 ?

Can you identify the famous TV character from the rebus below?

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

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

A sundial has the fewest moving parts of any timepiece. Which has the most?

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

What number when divided in half becomes zero?

Can you find the hidden animal in the picture below?